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PRE Challenge Photomasks offer a cost-effective solution for Particle Removal Efficiency (PRE) testing, ensuring dependable validation of cleaning systems.

The Glass Expansion Chambers are accessories for the Next Generation Impactor (NGI), specifically designed to assess the deposition of droplets and particles in nasal sprays and aerosols.

ISO/IEC 17025 accredited calibration service for the TSI IAQ-Calc Indoor Air Quality Meters 7525, delivering verified accuracy, documented traceability, and confidence in indoor air quality measurements for compliance and critical environment applications.

Professional calibration for the TSI VelociCalc Multi-Function Ventilation Meter 9565-X, delivering verified accuracy and confidence in air velocity and temperature measurements.

The CEL-633B Series Sound Level Meter is designed for extensive workplace noise measurements and environmental surveys.  It features octave band analysis.  The CEL-633C is designed to make occupational and environmental noise measurements quickly and easily and is also ISO9612...

Ideally suited for workplace noise measurements and occupational noise assessments. The 620 series is compliant with international noise legislation, such as EU, OSHA and ACGIH. The CEL-620A sound level meter uses digital technology to give the highest standards of performance...

The CEL-240 Series Sound Level Meter is Class 2 accuracy compliant with IEC61672. Ideal for walk through surveys and general occupational noise measurements. The 240 Series is an easy to use instrument with a high resolution graphical display. Implementing the latest digital...

Designed particularly for low flow personal sampling of vapours and gases in working environments. The Vapex Pro air sampling pump is Intrinsically Safe and features remote operation via the Airwave App makes it ideal for modern day sampling requirements.

The Flow Detective™ Plus Model extends the range down to 20mL/min and other enhanced features such as Bluetooth connectivity and Closed-loop calibration with Apex2. The Flow Detective™ is an easy to use all-in-one airflow calibrator that is suitable for all types of personal...