| 371KN95 high-efficiency filter cotton |
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| Product model: 371 |
| Product description: KN95 high-efficiency filter cotton |
| Product certification: GB2626-2019 KN95 |
| Product packaging: 10 pieces/pack, 500 pieces/box_ |
| Product application: It can filter various types of particulate matter and is suitable for dust protection in mining, welding and casting, metal smelting, polishing, and chemical industry |