
Relative Humidity Testing: Methods, Sensors and Standards
Relative humidity testing measures how much moisture is in the air of a cleanroom, chamber or storage area, and confirms it stays…
Read MorePractical guides on clean room testing, cleanroom validation, HEPA filter integrity and equipment calibration — written by the Vanavil Calibrations team.

Relative humidity testing measures how much moisture is in the air of a cleanroom, chamber or storage area, and confirms it stays…
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Temperature mapping is the study that proves temperature and humidity are uniform and within specification everywhere inside a controlled space, not just…
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Differential pressure testing confirms that each cleanroom is held at the correct pressure relative to the areas around it. This pressure cascade…
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Air changes per hour (ACPH) testing measures how many times the entire volume of air in a cleanroom is replaced with filtered…
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Airflow velocity testing measures how fast and how evenly air moves through a cleanroom or clean-air device. Air speed drives everything from…
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Fume hood testing confirms that a laboratory fume hood is safely drawing hazardous vapours, gases and dusts away from the person working…
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Biosafety cabinet testing confirms that a biosafety cabinet (BSC) is protecting the three things it is designed to protect — the operator,…
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Laminar air flow testing confirms that a laminar air flow (LAF) unit or clean bench is delivering the smooth, unidirectional, filtered air…
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Clean room environmental monitoring is the ongoing programme of measurements that keeps a controlled environment inside its cleanliness limits between formal tests.…
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