【Instrument use】 The particle protection efficiency tester is used to test the protection effect of daily protective masks on particles. 【Standards compliant】 GB/T 32610-2016 Technical Specification for Daily Protective Masks 6.14 Protection Effect Appendix B Test Method for Particle Protection Effect. 【component】 Including test chamber, human head model, breathing simulator, aerosol generator, gas concentration adopter, high-precision aerosol particle counter, precision flow meter, controlled by a single-chip microcomputer to accurately control airflow and aerosol concentration.
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