3M 9501+ KN95 Particulate Respirator Face Mask GB2626-2006 Standard 50/Pk
(1)
Particles such as those from grinding, sanding, sweeping, sawing, bagging or processing minerals,
silica, coal, iron ore, heavy metal, flour, wood, pollen and certain other substances. Liquid or non-oil
based particles from sprays that do not also emit oil aerosols or vapors. Metal fumes produced from
welding, brazing, cutting and other operations involving heating of metals.
