NIOSH halts testing of CBRN respirators

On November 27, 2013, Roland Berry Ann, acting chief, Technology Evaluation Branch, National Personal Protective Technology Laboratory of the National Institute for Occupational Safety and Health (NIOSH), issued an alert relative to chemical warfare agent (CWA) testing for NIOSH approval of chemical, biological, radiological, and nuclear (CBRN) respirators. NIOSH explained that the Army Edgewood Chemical Biological Center's (ECBC) Test Laboratory, which conducts the CWA testing portion of CBRN testing that supports the NIOSH respirator approvals, notified NIOSH on Nov. 18, 2013, that there were errors with some of its test data. The CWA concentrations it used in the testing were lower tha...

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