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, According to the requirements of Quality Supervision Bureau of Jiangsu Province , Jiangsu Province, the recent special security products quality inspection center of the market opening
Cover the risk monitoring product quality checks . Purchase a sample batch of 162 , of which 70 batches of Nanjing market purchases
Times , online shopping 92 batches. The detection , particle filtration efficiency on behalf of masks and pathogen filtration capacity
Breathing resistance to a certain extent reflect the mask wearing comfort . Filtration efficiency and the use of breathing resistance test
And national standards GB 19083-2010 and GB 2626-2006 consistent testing methods , using the U.S. company TSI Health
Production TSI8130 tester measurement. Monitoring and analysis report: cotton class masks, basic
Weatherization have only function on the larger surface pores masks , unable to resist particle size is only 2.5 micron particles
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