Cleanroom & Calibration
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…
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Cleanroom and calibration insights
Practical guides on clean room testing, cleanroom validation, HEPA filter integrity and equipment calibration — written by the Vanavil Calibrations team.
Cleanroom & Calibration
Temperature Mapping Study: Method, Sensors and Standards
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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Cleanroom & Calibration
Differential Pressure Testing: Cascade, Methods and Standards
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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Cleanroom & Calibration
Air Changes Per Hour (ACPH) Testing: Calculation and Standards
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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Cleanroom & Calibration
Airflow Velocity Testing: Methods, Instruments and Standards
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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Cleanroom & Calibration
Fume Hood Testing: Face Velocity, Containment and Standards
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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Cleanroom & Calibration
Biosafety Cabinet Testing: Methods, Standards and Certification
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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Cleanroom & Calibration
Laminar Air Flow (LAF) Testing: Methods, Standards and Process
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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Cleanroom & Calibration
Clean Room Environmental Monitoring: Methods, Parameters and Standards
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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