Applicable to the medical industry, mask production industry, mask research and development and production mask manufacturers, filter material and other mask particle protection effect detection

Executive standard：

1、Using breathing simulator,

 2、breathing frequency machine: 15-30 times in the first minute.

3、Respiratory volume: 30L/MIN

4、Generator: aerosol generator

5、Ingredients: DEHS, corn oil, wax oil,

6、Concentration of air bath glue: 10-40mg/m²

7、Particle size distribution: 0.02-2 particle size

8、Medium diameter particle size: 0.6 fineness

9、Test range: 0-100mg/cubic meter

10、Accuracy: 0.1%

11、Pumping volume: 1-3L/min

12、Frequency: 1S/time