1, see implementation standard.

Implementation standard of medical n95 mask: GB19083-2010; Non-medical n95 implementation standard: GB2626-20 19 or GB2626-2006. This can be seen on the outer packaging. Look for this implementation standard. But many people buy n95 masks in pharmacies in transparent packages. It can't be said to be a fake, but it can be judged from the following places.

Step 2 look at the brand

Interface, Meishikang, Mu Chen, Zhijing, Xiong Tu, Wanju Medical, Yiling, Foucault, Baoweikang, Chaomei, Heino, Steady Medical, Delta, Zhende, Honeywell, 3M, Sanyuan /kowa and so on.

Step 3 look at the number of floors

You can cut a mask to see the number of layers. Generally, there are five floors, the cheap one is four floors, and the third floor is extremely thin. Authentic n95 mask has at least three layers. If the lower layer is fake, the effect of this mask is not as good as that of ordinary medical masks.

Step 4 look at the label

American standard N95 mask: The words "dustproof, smog-proof and protective" will be written on the box, but the words "medical" cannot be written; Shenqi Health Network WwW.LYxUNLoNG.com

China standard KN95 mask: The words "dustproof, smog-proof and protective" will be written on the box, but the words "medical" cannot be written.

China standard N95 mask: The box will say "medical protective mask", and at the same time, it will indicate the implementation standard: GB 19083-20 10 Technical Requirements for Medical Protective Mask, license number and registration number, all of which have the word "mechanical", indicating that it belongs to "medical device" products.

5. use AliPay to query

Click on the Citizen Center, click on the epidemic service, click on the medical mask below to inquire, and then you can tell whether the mask you bought is genuine or not.