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FAQ Tera environnement

How does TERA Environnement help qualify new materials before they are introduced into a cleanroom?

Before a new material, piece of equipment, consumable or coating is introduced into a cleanroom, TERA Environnement characterizes its outgassing potential using a micro-chamber (µ-CTE). The material...

What is the WOS ATD GC MS technique and when is it used?

The WOS (Wafer Out-gassing System) technique coupled with ATD GC MS (thermal desorption / gas chromatography / mass spectrometry) is an advanced method for detecting low-volatility or non-volatile...

What is surface molecular contamination (SMC), and how does TERA Environnement analyze it?

SMC (Surface Molecular Contamination) refers to chemical contaminants deposited on cleanroom surfaces, particularly substrates and wafers during manufacturing. TERA Environnement analyzes SMC by wipe...

Why choose TERA Environnement for cleanroom analysis?

TERA Environnement has more than 25 years of experience in cleanroom-air analysis and a high-performance analytical instrument fleet capable of analyzing a wide range of organic and inorganic...

What is airborne molecular contamination (AMC) in a cleanroom?

AMC (Airborne Molecular Contamination) refers to gaseous chemical contamination in cleanroom air that can affect the manufacture of ultra-sensitive components such as semiconductors, aerospace...

What types of sampling media does TERA Environnement offer for workplace measurements?

For workplace-air measurements, TERA Environnement offers passive media (Radiello badges, Ogawa samplers for NOx and SKC badges for mercury) for exposure periods ranging from 8 hours to 7 days...

Why measure air quality in the workplace?

Workplace-air monitoring, also known as industrial hygiene or occupational exposure monitoring, is intended to protect workers exposed to hazardous chemical agents. In France, the Labour Code...

Is TERA Environnement involved in the CARACTAIR project?

Yes. TERA Environnement is involved in the CARACTAIR project, which is developing a new approach to long-duration sampling in soil gas and indoor air. This innovative project aims to improve...

What is soil-gas analysis and what is it used for?

Soil-gas analysis involves sampling and analyzing gases present in soil pores, particularly at potentially contaminated sites such as former industrial sites and landfills. It is essential for...

Does TERA Environnement work with air-quality monitoring networks?

Yes. TERA Environnement works in particular with the French Accredited Air Quality Monitoring Associations (AASQA), which are responsible for regulatory air-quality monitoring in France. The...

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