计算溶液所需的质量、体积或浓度。
This is a demo store. No orders will be fulfilled.
KN95口罩,口罩,杯型口罩,防尘口罩, KN95 mask, mask, cup mask, dust mask
产品特点:
高效静电滤材,率效高阻力小;
增加容尘层,使用寿命更长;
添加活性炭成分,可用于颗粒物及有机蒸气异味的防护;
对非油性颗粒物及粉尘的过滤率在95%以上;
执行标准:GB2626-2006
Features:
High efficiency electrostatic filter material, high efficiency and low resistance;
Increase dust holding layer, longer service life;
Adding activated carbon components can be used for the protection of particulate matter and organic vapor odor;
The filtration rate of non-oily particles and dust is above 95%;
Executive standard: GB2626-2006