N95 Mask CDC NIOSH approved mask

General Cautions and Limitations for All Part 84A Approvals Non-powered Air-Purifying Particulate Filter Respirators. These limitations are by no means all-inclusive. FIT-CHECK THE FACE-SEAL AS FOLLOWS: . Place both hands over the respirator do not disturb the position of the respirator. . Inhale sharply (a negative pressure should be felt inside the respirator). . If you detect air-leaks, readjust the head straps and/or the nosepiece. User Instruction A. Not for use in atmospheres containing less than 19. 5 percent oxygen. B. Not for use in atmospheres immediately dangerous to life or health. C. Do not exceed maximum use concentrations established by regulatory standards. Failure to properly use and maintain this product could result in injury or death. J. Failure to properly use and maintain this product could result in injury or death. M. All approved respirators shall be selected, fitted, used, and maintained in accordance with MSHA, OSHA, and other applicable regulations. N. Never substitute, modify, add or omit parts. Use only exact replacement parts in the configuration as specified by the manufacturer. O. Refer to User’s Instructions, and/or maintenance manuals for information on the use and maintenance of these respirators. P. NIOSH does not evaluate respirators for use as surgical masks.