[Test items]:
It is used for the ratio of the simulated concentration of other parts of the mask leaked into the mask to the simulated concentration outside the tested environment under the specified detection environment.
[Applicable Standards]:
GB 2626-2019, GB 19085
[technical parameter] :
1. Aerosol type: corn oil, NaCl
2. Aerosol dynamic particle size range:
(Oiliness) (0.02-2) um, the mass median diameter is 0.3um.
(Salt) (Heating. Neutralization) (0. 02-2) um, the mass median diameter is 0.6um.
3. Photometer: concentration range 1ug/m3-200mg/m3, soil 1%
4. Sampling flow range: (1-2) L/min
5. Oil mist concentration in the test chamber: (150-200) mg/ m3
7. Power supply: 220 VAC. 50Hz, <1. 5kW
8. Appearance size: 2000mm X 1500mm X 2200mm
9. Inlet temperature of the test chamber: (25±5) C;
10. The temperature and humidity of the air inlet environment of the laboratory: (30±10) XRH;
11. Voltage AC220V ± 10%, power supply frequency 50Hz ± 1%, pump station power 1.5kW, main engine 3kW.
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