【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.

【technical parameter】

1. Breathing simulator: 20 times/min, breathing flow 30±1L/min.

2. Aerosol detection: 1-2L/min, sampling frequency>=1 time/min, dynamic range: 0.001-100mg/m3, accuracy 1%.

3. Concentration detection range: (0.001-100) pg/L, 0.001 pg/L.

4. Touch screen control, simple operation.

5. Standard configuration of salt aerosol generator (corn aerosol generator is optional).

6. Automatic control of aerosol generation.

7. Pneumatic sample clamping.

8. Built-in high-precision, long-life aerosol particle counter.

9. Built-in anti-static device.

10. Built-in HEPA filter.

11. Built-in clean air source.