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What does astm standards mean11/1/2023 ![]() ![]() ![]() Mask Standards and Effectiveness Bottom Line They are single-use face masks, surgical masks, and respirators. In general, there are 3 types of commonly used, disposable masks. Mask standards can be confusing: N95, KN95, FFP1, P2, or surgical mask? This quick run-down of mask specifications covers mask types, mask ratings, and their effectiveness at filtering particles.įirst off, let’s start with mask types (or certification types).
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