Description: test report grade C facemask Koreatest report grade C facemask Korea 大謙科技材料, 克微粒口罩, PM2.5口罩, CNS15980口罩, 防霾口罩 … Test Item Test By PM2.5 Mask Taiwan CNS 15980 A Grade Protection tr> Korea KF94 Korea KF94 Certificated China GB/T 32610 2016 Test by China A Grade Protection Heavy Metals in Ambient PM2.5 Test b ...
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