PPE

filter effect and other problems 13 masks failed to meet the standard

Recently, the Beijing Municipal Bureau of industry and Commerce conducted a quality inspection of masks sold in Beijing, and found that 13 kinds of masks were unqualified in terms of filtration efficiency, protection effect and leakage rate. The industry and Commerce Bureau reminded consumers to pay attention to whether it fits the face in the purchase process

recently, the reporter learned that in this year’s sampling inspection of commodity quality in the circulation field, the Beijing Municipal Bureau of industry and Commerce conducted a sampling inspection of the quality of masks sold in the Beijing market

it is understood that the sampling inspection found that the quality of some masks did not meet the standard requirements, and the main problems involved were filtration efficiency, leakage rate, protection effect, headband, internal quality inspiratory resistance, internal quality respirator belt and the fracture strength of the connection between respirator belt and respirator body

for the sellers of unqualified goods, Beijing Administration for 1ndustry and Commerce has filed a case for investigation in accordance with the relevant provisions of the product quality law. According to the requirements of relevant laws and regulations, the production enterprises and relevant distribution units of the publicized unqualified commodities shall take active measures to remove the unqualified commodities from the shelves and protect the legitimate rights and interests of consumers

tips

the mask with exhalation valve should be tested for its fit with the face

the industry and Commerce Department prompts that when purchasing, you should choose a regular business with good reputation and complete license. We should not only recognize the implementation standard, but also carefully check the name, address, telephone number, production date, validity period, etc. on the package. 1t should also be noted that the product packaging is in good condition, the surface of the product is free from damage and deformation, and the components such as exhalation valve are firmly assembled without falling off, damage and deformation

whether the mask fits the face should also be considered. When checking the mask without exhalation valve, you can cover the mask with both hands first, and then exhale quickly. You should feel that the mask is slightly uplifted. 1f there is air leakage from the nose clip, the position of the mask and the nose clip should be readjusted to improve the fit with the face

when checking the mask with exhalation valve, you can cover the mask with both hands first, and then inhale quickly. You should feel that the mask has a little collapse. 1f there is air leakage from the nose clip, the position of the mask and the nose clip should be readjusted to improve the fit with the face

if there is air leakage around the mask, the position of the headband should be adjusted. 1f there is still leakage after adjustment, it is not recommended to buy it

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