{"id":15540,"date":"2025-04-24T18:04:13","date_gmt":"2025-04-24T16:04:13","guid":{"rendered":"https:\/\/tera-environnement.com\/extending-our-expertise-in-crystalline-silica-analysis\/"},"modified":"2025-07-30T16:23:37","modified_gmt":"2025-07-30T14:23:37","slug":"extending-our-expertise-in-crystalline-silica-analysis","status":"publish","type":"post","link":"https:\/\/tera-environnement.com\/en\/extending-our-expertise-in-crystalline-silica-analysis\/","title":{"rendered":"Extending our expertise in crystalline silica analysis"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"15540\" class=\"elementor elementor-15540 elementor-15344\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8d5069d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8d5069d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-abaae19\" data-id=\"abaae19\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-162cbc6 elementor-widget__width-auto elementor-widget elementor-widget-image\" data-id=\"162cbc6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"68\" height=\"69\" src=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2023\/09\/fleche-grise.png\" class=\"attachment-large size-large wp-image-389\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ca79a8e elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"ca79a8e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Extending our expertise in crystalline silica analysis<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-18bdac4 e-flex e-con-boxed e-con e-parent\" data-id=\"18bdac4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f716106 elementor-widget elementor-widget-spacer\" data-id=\"f716106\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9bff2a4 e-flex e-con-boxed e-con e-parent\" data-id=\"9bff2a4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-791f186 e-con-full e-flex e-con e-child\" data-id=\"791f186\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-84c7ee2 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"84c7ee2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Crystalline silica exists mainly in three forms: quartz (the most common), cristobalite and tridymite. It can be released in dust form during various activities (cutting, sanding, demolition, quarrying&#8230;) and is essential in many fields, but it is important to note that inhalation of its particles can be hazardous to health. <\/p><p>Crystalline silica is an abundant natural material found in many sources:<\/p><ul><li>Sand: Quartz is the most common form of crystalline silica and is widely found in sand.<\/li><li>Gravel and clay: These materials also contain quartz.<\/li><li>Rocks: Granite and other rock types are important sources of crystalline silica.<\/li><li>Building materials: Concrete, brick, mortar, plaster and other building materials contain crystalline silica.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d27e841 e-con-full e-flex e-con e-child\" data-id=\"d27e841\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-66b1199 elementor-widget elementor-widget-image\" data-id=\"66b1199\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/sources-silice-cristalline-2.jpg\" class=\"attachment-large size-large wp-image-15487\" alt=\"\" srcset=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/sources-silice-cristalline-2.jpg 1024w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/sources-silice-cristalline-2-300x300.jpg 300w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/sources-silice-cristalline-2-150x150.jpg 150w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/sources-silice-cristalline-2-768x768.jpg 768w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/sources-silice-cristalline-2-600x600.jpg 600w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/sources-silice-cristalline-2-100x100.jpg 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1da6e11 e-flex e-con-boxed e-con e-parent\" data-id=\"1da6e11\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3c1a958 elementor-widget elementor-widget-text-editor\" data-id=\"3c1a958\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Effects of crystalline silica and regulations<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-bedb1ca e-flex e-con-boxed e-con e-parent\" data-id=\"bedb1ca\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-008778f elementor-widget elementor-widget-text-editor\" data-id=\"008778f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Exposure is mainly by the respiratory route, and can cause irritation, chronic bronchitis and even pulmonary fibrosis (silicosis). Crystalline silica is also classified as a known human carcinogen (<a href=\"https:\/\/monographs.iarc.who.int\/\" target=\"_blank\" rel=\"noopener\">CIRC<\/a> Group 1).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3306f1b e-flex e-con-boxed e-con e-parent\" data-id=\"3306f1b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-290e2a2 e-con-full e-flex e-con e-child\" data-id=\"290e2a2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2c7ac3a elementor-widget elementor-widget-image\" data-id=\"2c7ac3a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"530\" src=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/iStock-610258028-1024x678.jpg\" class=\"attachment-large size-large wp-image-15498\" alt=\"\" srcset=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/iStock-610258028-1024x678.jpg 1024w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/iStock-610258028-300x199.jpg 300w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/iStock-610258028-768x509.jpg 768w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/iStock-610258028-1536x1017.jpg 1536w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/iStock-610258028-scaled.jpg 2048w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/iStock-610258028-600x397.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0992960 e-con-full e-flex e-con e-child\" data-id=\"0992960\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9cf71c6 elementor-widget elementor-widget-text-editor\" data-id=\"9cf71c6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>In order to protect workers, the French Labour Code strictly regulates its use <a href=\"https:\/\/www.legifrance.gouv.fr\/codes\/section_lc\/LEGITEXT000006072050\/LEGISCTA000018490477\/\" target=\"_blank\" rel=\"noopener\">(articles R.4412-59 to R.4412-93<\/a>) and sets binding occupational exposure limit values (VLEP) <a href=\"https:\/\/www.legifrance.gouv.fr\/codes\/article_lc\/LEGIARTI000049367736\" target=\"_blank\" rel=\"noopener\">(article R. 4412-149<\/a>) for the respirable fraction:<\/p><ul><li>Quartz: <strong>0,1 mg\/m\u00b3<\/strong><\/li><li>\u00a0Cristobalite and tridymite:<strong> 0,05 mg\/m\u00b3<\/strong><\/li><\/ul><p>The French Labor Code also sets a VLEP for mixtures of silica and other dusts <a href=\"https:\/\/www.legifrance.gouv.fr\/codes\/section_lc\/LEGITEXT000006072050\/LEGISCTA000018490752\/\" target=\"_blank\" rel=\"noopener\">(articles R.4412-154 and R.4412-155<\/a>).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-69dd747 e-flex e-con-boxed e-con e-parent\" data-id=\"69dd747\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e8ba01d elementor-widget elementor-widget-spacer\" data-id=\"e8ba01d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-de055b9 elementor-widget elementor-widget-text-editor\" data-id=\"de055b9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Our expertise in work environment \/ professional exposure<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5f351b8 e-flex e-con-boxed e-con e-parent\" data-id=\"5f351b8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e1abdf9 elementor-widget elementor-widget-text-editor\" data-id=\"e1abdf9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>To meet the requirements of the French Labor Code, TERA Environnement has been offering analysis of the respirable fraction of crystalline silica on PVC and foam filters in workplace air at its Fuveau laboratory since 2023. In addition, we also carry out analyses of respirable dust on the same media, <strong>under COFRAC testing accreditation<\/strong>. <\/p><p>Consult our scope of accreditation Cofrac Essais 1-5599 : <strong> <\/strong><strong><a href=\"https:\/\/tools.cofrac.fr\/annexes\/sect1\/1-5599.pdf\">Scope of our Fuveau laboratory: 1-5599<\/a><\/strong><\/p><p>With several years&#8217; experience in crystalline silica analysis, we have expanded our services to include analysis of crystalline silica in outdoor ambient air and on surfaces.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4e973a9 e-flex e-con-boxed e-con e-parent\" data-id=\"4e973a9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-dde3fb5 elementor-widget elementor-widget-text-editor\" data-id=\"dde3fb5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>New offer: ambient air and surface contamination control<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7149b92 elementor-widget elementor-widget-text-editor\" data-id=\"7149b92\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Crystalline silica is highly volatile and can disperse beyond work areas and impact the environment.<\/p><p>To assess the impact of this dispersion, we propose to take samples from :<\/p><ul><li><strong>Leckel \/ partisol<\/strong>: dust and crystalline silica analysis on 47 mm PVC filter.<\/li><\/ul><p>And the media now available:\u00a0<\/p><ul><li><strong>Owen gauge<\/strong>: analysis of dust, crystalline silica and metals.<\/li><li><strong>DIEM deposition plate<\/strong>: dust and crystalline silica analysis.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e613e50 e-grid e-con-boxed e-con e-parent\" data-id=\"e613e50\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6e0e7fe elementor-widget elementor-widget-image\" data-id=\"6e0e7fe\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/Lingette-creuset-silice-768x1024.jpeg\" class=\"attachment-large size-large wp-image-15366\" alt=\"\" srcset=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/Lingette-creuset-silice-768x1024.jpeg 768w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/Lingette-creuset-silice-225x300.jpeg 225w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/Lingette-creuset-silice-1152x1536.jpeg 1152w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/Lingette-creuset-silice-scaled.jpeg 1536w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/Lingette-creuset-silice-600x800.jpeg 600w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8f7904a elementor-widget elementor-widget-image\" data-id=\"8f7904a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"507\" src=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/DSC0660_plaquette_depot_detour-1024x649.png\" class=\"attachment-large size-large wp-image-15378\" alt=\"\" srcset=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/DSC0660_plaquette_depot_detour-1024x649.png 1024w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/DSC0660_plaquette_depot_detour-300x190.png 300w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/DSC0660_plaquette_depot_detour-768x486.png 768w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/DSC0660_plaquette_depot_detour-1536x973.png 1536w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/DSC0660_plaquette_depot_detour-600x380.png 600w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/DSC0660_plaquette_depot_detour.png 1691w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-be03641 elementor-widget elementor-widget-image\" data-id=\"be03641\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/20240701_165618-768x1024.jpg\" class=\"attachment-large size-large wp-image-15381\" alt=\"\" srcset=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/20240701_165618-768x1024.jpg 768w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/20240701_165618-225x300.jpg 225w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/20240701_165618-1152x1536.jpg 1152w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/20240701_165618-scaled.jpg 1536w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/20240701_165618-600x800.jpg 600w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2af661e e-grid e-con-boxed e-con e-parent\" data-id=\"2af661e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5451841 elementor-widget elementor-widget-text-editor\" data-id=\"5451841\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em>Wipes<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-99df01d elementor-widget elementor-widget-text-editor\" data-id=\"99df01d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em>DIEM brochure  <\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5095c75 elementor-widget elementor-widget-text-editor\" data-id=\"5095c75\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em>Owen gauge<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-fc90237 e-flex e-con-boxed e-con e-parent\" data-id=\"fc90237\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-065f2d1 elementor-widget elementor-widget-text-editor\" data-id=\"065f2d1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-family: inherit;\">We are also extending our expertise to the high-tech sector, where control of surface contamination is crucial.  <\/span><\/p><p>In this context, TERA Environnement now offers crystalline silica measurement on <strong>wipes<\/strong>, to check for residues on sensitive surfaces.<\/p><p>As for silica analysis on foams or PVC filters, samples are prepared as follows:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-104d05a e-flex e-con-boxed e-con e-parent\" data-id=\"104d05a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-190db89 elementor--h-position-center elementor--v-position-middle elementor-arrows-position-inside elementor-pagination-position-inside elementor-widget elementor-widget-slides\" data-id=\"190db89\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;navigation&quot;:&quot;both&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;pause_on_hover&quot;:&quot;yes&quot;,&quot;pause_on_interaction&quot;:&quot;yes&quot;,&quot;autoplay_speed&quot;:5000,&quot;infinite&quot;:&quot;yes&quot;,&quot;transition&quot;:&quot;slide&quot;,&quot;transition_speed&quot;:500}\" data-widget_type=\"slides.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-swiper\">\n\t\t\t\t\t<div class=\"elementor-slides-wrapper elementor-main-swiper swiper\" role=\"region\" aria-roledescription=\"carousel\" aria-label=\"Diapositives\" dir=\"ltr\" data-animation=\"fadeInUp\">\n\t\t\t\t<div class=\"swiper-wrapper elementor-slides\">\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-repeater-item-5a1228a swiper-slide\" role=\"group\" aria-roledescription=\"slide\"><div class=\"swiper-slide-bg\"><\/div><div class=\"swiper-slide-inner\" ><div class=\"swiper-slide-contents\"><div class=\"elementor-slide-heading\">1 - Calcination of sample in muffle furnace<\/div><\/div><\/div><\/div><div class=\"elementor-repeater-item-98946db swiper-slide\" role=\"group\" aria-roledescription=\"slide\"><div class=\"swiper-slide-bg\"><\/div><div class=\"swiper-slide-inner\" ><div class=\"swiper-slide-contents\"><div class=\"elementor-slide-heading\">2 - Recovery of calcined sample in solvent<\/div><\/div><\/div><\/div><div class=\"elementor-repeater-item-221ab9c swiper-slide\" role=\"group\" aria-roledescription=\"slide\"><div class=\"swiper-slide-bg\"><\/div><div class=\"swiper-slide-inner\" ><div class=\"swiper-slide-contents\"><div class=\"elementor-slide-heading\">3 - Analysis of crystalline silica by X-ray diffractometry (XRD)<\/div><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-prev\" role=\"button\" tabindex=\"0\" aria-label=\"Previous slide\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"eicon-chevron-left\"><\/i>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-next\" role=\"button\" tabindex=\"0\" aria-label=\"Next slide\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"eicon-chevron-right\"><\/i>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-pagination\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b80b22e elementor-widget elementor-widget-spacer\" data-id=\"b80b22e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1b52fd5 e-grid e-con-boxed e-con e-parent\" data-id=\"1b52fd5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7fec3b0 elementor-widget elementor-widget-image\" data-id=\"7fec3b0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2024\/06\/Image-7-1024x768.jpg\" class=\"attachment-large size-large wp-image-6522\" alt=\"\" srcset=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2024\/06\/Image-7-1024x768.jpg 1024w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2024\/06\/Image-7-300x225.jpg 300w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2024\/06\/Image-7-768x576.jpg 768w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2024\/06\/Image-7-1536x1152.jpg 1536w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2024\/06\/Image-7-600x450.jpg 600w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2024\/06\/Image-7.jpg 2016w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd9e1b3 elementor-widget elementor-widget-image\" data-id=\"fd9e1b3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"499\" src=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/Signal-DRX-silice.png\" class=\"attachment-large size-large wp-image-15360\" alt=\"\" srcset=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/Signal-DRX-silice.png 957w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/Signal-DRX-silice-300x187.png 300w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/Signal-DRX-silice-768x479.png 768w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/Signal-DRX-silice-600x374.png 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8315f00 elementor-widget elementor-widget-image\" data-id=\"8315f00\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2024\/06\/Image-8-1024x768.jpg\" class=\"attachment-large size-large wp-image-6525\" alt=\"\" srcset=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2024\/06\/Image-8-1024x768.jpg 1024w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2024\/06\/Image-8-300x225.jpg 300w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2024\/06\/Image-8-768x576.jpg 768w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2024\/06\/Image-8-600x450.jpg 600w, https:\/\/tera-environnement.com\/wp-content\/uploads\/2024\/06\/Image-8.jpg 1512w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-27be9c6 e-flex e-con-boxed e-con e-parent\" data-id=\"27be9c6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-564ebba elementor-widget elementor-widget-spacer\" data-id=\"564ebba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-596bea6 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"596bea6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-62d2ee0 e-flex e-con-boxed e-con e-parent\" data-id=\"62d2ee0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-329665a3 e-con-full e-flex e-con e-child\" data-id=\"329665a3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2f5dbaca elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"2f5dbaca\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"92\" height=\"153\" src=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2023\/12\/unnamed2.jpg\" class=\"attachment-large size-large wp-image-2361\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-625e3771 e-con-full e-flex e-con e-child\" data-id=\"625e3771\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-58854a43 elementor-widget elementor-widget-text-editor\" data-id=\"58854a43\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Consult our scopes of accreditation in Workplace Air: Accr\u00e9ditation Cofrac Essais 1-5598 et 1-5599, list of sites and scopes available on cofrac.fr<\/p><p><strong><a href=\"https:\/\/tools.cofrac.fr\/annexes\/sect1\/1-5598.pdf\">Scope of our Crolles laboratory: 1-5598<\/a> &amp; <\/strong><strong><a href=\"https:\/\/tools.cofrac.fr\/annexes\/sect1\/1-5599.pdf\">Scope of our Fuveau laboratory: 1-5599<\/a><\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5ec4b76 e-flex e-con-boxed e-con e-parent\" data-id=\"5ec4b76\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8796b1c elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"8796b1c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-36f09584 e-con-full e-flex e-con e-parent\" data-id=\"36f09584\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-6c366bbc e-flex e-con-boxed e-con e-child\" data-id=\"6c366bbc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-33018333 elementor-widget elementor-widget-text-editor\" data-id=\"33018333\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Consult our Workplace Air Analysis and Sampling Media services<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5b778dd6 e-flex e-con-boxed e-con e-child\" data-id=\"5b778dd6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-6476937f e-flex e-con-boxed e-con e-child\" data-id=\"6476937f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5a95212a buton elementor-widget elementor-widget-button\" data-id=\"5a95212a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/tera-environnement.com\/en\/rental\/samplers\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Sampling media <\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-230bb815 buton elementor-widget elementor-widget-button\" data-id=\"230bb815\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/tera-environnement.com\/en\/air-analysis\/occupational-exposure\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Air analysis<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1db896f8 e-con-full e-flex e-con e-parent\" data-id=\"1db896f8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-27c86b39 e-flex e-con-boxed e-con e-child\" data-id=\"27c86b39\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3d3c6f8d elementor-widget elementor-widget-text-editor\" data-id=\"3d3c6f8d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p align=\"justify\"><strong>Do you have any questions or do you need a quote? Contact us to find out more about our analysis services. <\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1700fffb e-flex e-con-boxed e-con e-child\" data-id=\"1700fffb\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-51b7884e e-flex e-con-boxed e-con e-child\" data-id=\"51b7884e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b55c9ef buton elementor-widget elementor-widget-button\" data-id=\"b55c9ef\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"mailto:commercial@tera-environnement.com%20\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Quote request<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Crystalline silica exists mainly in three forms: quartz (the most common), cristobalite and tridymite. It can be released in dust form during various activities (cutting, sanding, demolition, quarrying&#8230;) and is essential in many fields, but it is important to note that inhalation of its particles can be hazardous to health. Crystalline silica is an abundant [&hellip;]<\/p>\n","protected":false},"author":42,"featured_media":15498,"comment_status":"closed","ping_status":"open","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[43],"tags":[],"class_list":["post-15540","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Increase our expertise in crystalline silica evaluation<\/title>\n<meta name=\"description\" content=\"TERA Environnement extends its expertise in crystalline silica analysis to following sampling : deposits, gauges and wipes.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/tera-environnement.com\/en\/extending-our-expertise-in-crystalline-silica-analysis\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Increase our expertise in crystalline silica evaluation\" \/>\n<meta property=\"og:description\" content=\"TERA Environnement extends its expertise in crystalline silica analysis to following sampling : deposits, gauges and wipes.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/tera-environnement.com\/en\/extending-our-expertise-in-crystalline-silica-analysis\/\" \/>\n<meta property=\"og:site_name\" content=\"TERA Environnement\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-24T16:04:13+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-07-30T14:23:37+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/iStock-610258028-scaled.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2048\" \/>\n\t<meta property=\"og:image:height\" content=\"1356\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"TERA ENVIRONNEMENT\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"TERA ENVIRONNEMENT\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/en\\\/extending-our-expertise-in-crystalline-silica-analysis\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/en\\\/extending-our-expertise-in-crystalline-silica-analysis\\\/\"},\"author\":{\"name\":\"TERA ENVIRONNEMENT\",\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/#\\\/schema\\\/person\\\/6df5953bd840ea4693c1d0928a339204\"},\"headline\":\"Extending our expertise in crystalline silica analysis\",\"datePublished\":\"2025-04-24T16:04:13+00:00\",\"dateModified\":\"2025-07-30T14:23:37+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/en\\\/extending-our-expertise-in-crystalline-silica-analysis\\\/\"},\"wordCount\":536,\"publisher\":{\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/en\\\/extending-our-expertise-in-crystalline-silica-analysis\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/tera-environnement.com\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/iStock-610258028-scaled.jpg\",\"articleSection\":[\"News\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/en\\\/extending-our-expertise-in-crystalline-silica-analysis\\\/\",\"url\":\"https:\\\/\\\/tera-environnement.com\\\/en\\\/extending-our-expertise-in-crystalline-silica-analysis\\\/\",\"name\":\"Increase our expertise in crystalline silica evaluation\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/en\\\/extending-our-expertise-in-crystalline-silica-analysis\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/en\\\/extending-our-expertise-in-crystalline-silica-analysis\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/tera-environnement.com\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/iStock-610258028-scaled.jpg\",\"datePublished\":\"2025-04-24T16:04:13+00:00\",\"dateModified\":\"2025-07-30T14:23:37+00:00\",\"description\":\"TERA Environnement extends its expertise in crystalline silica analysis to following sampling : deposits, gauges and wipes.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/en\\\/extending-our-expertise-in-crystalline-silica-analysis\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/tera-environnement.com\\\/en\\\/extending-our-expertise-in-crystalline-silica-analysis\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/en\\\/extending-our-expertise-in-crystalline-silica-analysis\\\/#primaryimage\",\"url\":\"https:\\\/\\\/tera-environnement.com\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/iStock-610258028-scaled.jpg\",\"contentUrl\":\"https:\\\/\\\/tera-environnement.com\\\/wp-content\\\/uploads\\\/2025\\\/04\\\/iStock-610258028-scaled.jpg\",\"width\":2048,\"height\":1356,\"caption\":\"Worker cutting stone with grinder.\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/en\\\/extending-our-expertise-in-crystalline-silica-analysis\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/tera-environnement.com\\\/en\\\/votre-qualite-de-lair-maintenant\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Extending our expertise in crystalline silica analysis\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/#website\",\"url\":\"https:\\\/\\\/tera-environnement.com\\\/\",\"name\":\"TERA Environnement\",\"description\":\"Une soci\u00e9t\u00e9 du groupe tera\",\"publisher\":{\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/tera-environnement.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/#organization\",\"name\":\"TERA Environnement\",\"url\":\"https:\\\/\\\/tera-environnement.com\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/tera-environnement.com\\\/wp-content\\\/uploads\\\/2023\\\/09\\\/Logotype_Tera_Sensor-seul_couleur-1.jpg\",\"contentUrl\":\"https:\\\/\\\/tera-environnement.com\\\/wp-content\\\/uploads\\\/2023\\\/09\\\/Logotype_Tera_Sensor-seul_couleur-1.jpg\",\"width\":125,\"height\":90,\"caption\":\"TERA Environnement\"},\"image\":{\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/tera-environnement.com\\\/#\\\/schema\\\/person\\\/6df5953bd840ea4693c1d0928a339204\",\"name\":\"TERA ENVIRONNEMENT\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/cbe5a144e518b2e02b7ae0e53c991c510da23d4b1a561106f529b7285e9e9667?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/cbe5a144e518b2e02b7ae0e53c991c510da23d4b1a561106f529b7285e9e9667?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/cbe5a144e518b2e02b7ae0e53c991c510da23d4b1a561106f529b7285e9e9667?s=96&d=mm&r=g\",\"caption\":\"TERA ENVIRONNEMENT\"},\"url\":\"https:\\\/\\\/tera-environnement.com\\\/en\\\/author\\\/tera-environnement\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Increase our expertise in crystalline silica evaluation","description":"TERA Environnement extends its expertise in crystalline silica analysis to following sampling : deposits, gauges and wipes.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/tera-environnement.com\/en\/extending-our-expertise-in-crystalline-silica-analysis\/","og_locale":"en_US","og_type":"article","og_title":"Increase our expertise in crystalline silica evaluation","og_description":"TERA Environnement extends its expertise in crystalline silica analysis to following sampling : deposits, gauges and wipes.","og_url":"https:\/\/tera-environnement.com\/en\/extending-our-expertise-in-crystalline-silica-analysis\/","og_site_name":"TERA Environnement","article_published_time":"2025-04-24T16:04:13+00:00","article_modified_time":"2025-07-30T14:23:37+00:00","og_image":[{"width":2048,"height":1356,"url":"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/iStock-610258028-scaled.jpg","type":"image\/jpeg"}],"author":"TERA ENVIRONNEMENT","twitter_card":"summary_large_image","twitter_misc":{"Written by":"TERA ENVIRONNEMENT","Est. reading time":"5 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/tera-environnement.com\/en\/extending-our-expertise-in-crystalline-silica-analysis\/#article","isPartOf":{"@id":"https:\/\/tera-environnement.com\/en\/extending-our-expertise-in-crystalline-silica-analysis\/"},"author":{"name":"TERA ENVIRONNEMENT","@id":"https:\/\/tera-environnement.com\/#\/schema\/person\/6df5953bd840ea4693c1d0928a339204"},"headline":"Extending our expertise in crystalline silica analysis","datePublished":"2025-04-24T16:04:13+00:00","dateModified":"2025-07-30T14:23:37+00:00","mainEntityOfPage":{"@id":"https:\/\/tera-environnement.com\/en\/extending-our-expertise-in-crystalline-silica-analysis\/"},"wordCount":536,"publisher":{"@id":"https:\/\/tera-environnement.com\/#organization"},"image":{"@id":"https:\/\/tera-environnement.com\/en\/extending-our-expertise-in-crystalline-silica-analysis\/#primaryimage"},"thumbnailUrl":"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/iStock-610258028-scaled.jpg","articleSection":["News"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/tera-environnement.com\/en\/extending-our-expertise-in-crystalline-silica-analysis\/","url":"https:\/\/tera-environnement.com\/en\/extending-our-expertise-in-crystalline-silica-analysis\/","name":"Increase our expertise in crystalline silica evaluation","isPartOf":{"@id":"https:\/\/tera-environnement.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/tera-environnement.com\/en\/extending-our-expertise-in-crystalline-silica-analysis\/#primaryimage"},"image":{"@id":"https:\/\/tera-environnement.com\/en\/extending-our-expertise-in-crystalline-silica-analysis\/#primaryimage"},"thumbnailUrl":"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/iStock-610258028-scaled.jpg","datePublished":"2025-04-24T16:04:13+00:00","dateModified":"2025-07-30T14:23:37+00:00","description":"TERA Environnement extends its expertise in crystalline silica analysis to following sampling : deposits, gauges and wipes.","breadcrumb":{"@id":"https:\/\/tera-environnement.com\/en\/extending-our-expertise-in-crystalline-silica-analysis\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/tera-environnement.com\/en\/extending-our-expertise-in-crystalline-silica-analysis\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/tera-environnement.com\/en\/extending-our-expertise-in-crystalline-silica-analysis\/#primaryimage","url":"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/iStock-610258028-scaled.jpg","contentUrl":"https:\/\/tera-environnement.com\/wp-content\/uploads\/2025\/04\/iStock-610258028-scaled.jpg","width":2048,"height":1356,"caption":"Worker cutting stone with grinder."},{"@type":"BreadcrumbList","@id":"https:\/\/tera-environnement.com\/en\/extending-our-expertise-in-crystalline-silica-analysis\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/tera-environnement.com\/en\/votre-qualite-de-lair-maintenant\/"},{"@type":"ListItem","position":2,"name":"Extending our expertise in crystalline silica analysis"}]},{"@type":"WebSite","@id":"https:\/\/tera-environnement.com\/#website","url":"https:\/\/tera-environnement.com\/","name":"TERA Environnement","description":"Une soci\u00e9t\u00e9 du groupe tera","publisher":{"@id":"https:\/\/tera-environnement.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/tera-environnement.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/tera-environnement.com\/#organization","name":"TERA Environnement","url":"https:\/\/tera-environnement.com\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/tera-environnement.com\/#\/schema\/logo\/image\/","url":"https:\/\/tera-environnement.com\/wp-content\/uploads\/2023\/09\/Logotype_Tera_Sensor-seul_couleur-1.jpg","contentUrl":"https:\/\/tera-environnement.com\/wp-content\/uploads\/2023\/09\/Logotype_Tera_Sensor-seul_couleur-1.jpg","width":125,"height":90,"caption":"TERA Environnement"},"image":{"@id":"https:\/\/tera-environnement.com\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/tera-environnement.com\/#\/schema\/person\/6df5953bd840ea4693c1d0928a339204","name":"TERA ENVIRONNEMENT","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/cbe5a144e518b2e02b7ae0e53c991c510da23d4b1a561106f529b7285e9e9667?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/cbe5a144e518b2e02b7ae0e53c991c510da23d4b1a561106f529b7285e9e9667?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/cbe5a144e518b2e02b7ae0e53c991c510da23d4b1a561106f529b7285e9e9667?s=96&d=mm&r=g","caption":"TERA ENVIRONNEMENT"},"url":"https:\/\/tera-environnement.com\/en\/author\/tera-environnement\/"}]}},"_links":{"self":[{"href":"https:\/\/tera-environnement.com\/en\/wp-json\/wp\/v2\/posts\/15540","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tera-environnement.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tera-environnement.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tera-environnement.com\/en\/wp-json\/wp\/v2\/users\/42"}],"replies":[{"embeddable":true,"href":"https:\/\/tera-environnement.com\/en\/wp-json\/wp\/v2\/comments?post=15540"}],"version-history":[{"count":18,"href":"https:\/\/tera-environnement.com\/en\/wp-json\/wp\/v2\/posts\/15540\/revisions"}],"predecessor-version":[{"id":17420,"href":"https:\/\/tera-environnement.com\/en\/wp-json\/wp\/v2\/posts\/15540\/revisions\/17420"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tera-environnement.com\/en\/wp-json\/wp\/v2\/media\/15498"}],"wp:attachment":[{"href":"https:\/\/tera-environnement.com\/en\/wp-json\/wp\/v2\/media?parent=15540"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tera-environnement.com\/en\/wp-json\/wp\/v2\/categories?post=15540"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tera-environnement.com\/en\/wp-json\/wp\/v2\/tags?post=15540"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}