ISO Standard Filter Efficiency Testing Equipment Manufacturer

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Whats/App: +86 156 1874 6768

Web: standard-groups.com

Standards

(1) JG/T 22-1999 Test methods for performance of filters for general ventilation

(2) ANSI/ASHRAE 52.1-1992 Test methods for air cleaning devices for general ventilation

(3) EN 779:2002 Air filters for general ventilation – Determination of filtration efficiency

(4) JIS B 9908:2001 Test methods for ventilation air filter units and motor-driven air cleaners

(5) EN 1822 High efficiency particulate air (HEPA) filters

(6) ISO 29463 High efficiency particle air (HEPA) filters and filter media

(7) GB 2626 Respiratory protective equipment

(8) GB 32610 Technical specification of daily protective masks

(9) YY 0469 Medical surgical masks

(10) GB 19082 Medical disposable protective clothing

(11) GB 19083 Medical protective masks

Features

Stable cold aerosol generation for consistent test conditions

Simultaneous upstream and downstream particle measurement

High-precision laser particle detection ensures accurate data

Differential pressure measurement enables reliable resistance evaluation

Designed to meet a wide range of international filtration standards

Suitable for both research testing and compliance verification

Technical Parameters

Item	Specification
Test Function	Filtration efficiency, flow resistance, and flow rate testing
Aerosol Type	Cold aerosol
Aerosol Generation	Proprietary aerosol generation device
Particle Stability	Continuous and stable output
Particle Detection	Laser particle counter
Sensor Type	Imported high-precision particle detection sensor
Measurement Method	Upstream and downstream simultaneous measurement
Pressure Measurement	Differential pressure transmitter
Test Results	Filtration efficiency, resistance value, flow rate
Control Method	Pressure-regulated airflow

Accessoriess

(1) Aerosol generation module

(2) Laser particle counter

(3) Differential pressure transmitter

(4) Sample mounting fixtures

(5) Operation manual

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