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NIOSH Respirators User Notice

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Issue Date: April 20, 2010

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

Subject: Voluntary Rescission of Champak Enterprise Co. Ltd Certificate of Approvals TC-84A-4363 and TC-84A-4364

At the request of Champak Enterprise Co. Ltd. (CHP), The National Institute for Occupational Safety and Health (NIOSH) has rescinded certificates of approval TC-84A-4363 and TC-84A­4364.

As of April 20, 2010, no CHP respirator model bearing the NIOSH approval numbers listed above is approved and will not be manufactured, assembled, sold or distributed as a NIOSH approved product. The U.S. Government's Official Web PortalDepartment of Health and Human Services
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