Differences Between N95 Mask and N99 Mask

When comparing the N95 or N99 respirator mask, both are designed to protect workers from dust and airborne particles that can become airborne. The primary difference between the two is that the N95 respirator can only be used for particles of size one micron or smaller, while the N99 respirator mask can be used for particles up to one micron in size. So, what is the difference?

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• Category: Health
• Tags: n95 niosh-approved masks