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NIOSH Respirator User Notice

NOTE: This page is archived for historical purposes and is no longer being maintained or updated.

Issue Date: Octobert 21, 2011

From: Heinz Ahlers, Chief, Technology Evaluation Branch, National Personal Protective Technology Laboratory

Subject: Voluntary Recission of Qiaohong Optical Industry Co., Ltd. Certificate of Approvals TC-84A-4532 and TC-84A-4630

At the request of Qiaohong Optical Industry Co., LTD. (QHO), the National Institute for Occupational Safety and Health (NIOSH) has rescinded certificates of approval TC-84A-4532, TC-84A-4630.

As of October 21, 2011, no QHO or private label version respirator model bearing the NIOSH approval numbers listed above is approved and respirators with these approval numbers will not be manufactured, assembled, sold or distributed as a NIOSH approved product.

Voluntary Recission of Qiaohong Optical Industry Co., Ltd. Certificate of Approvals TC-84A-4532 and TC-84A-4630 [PDF - 31 KB]

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