NIOSH to Reopen Public Comment Period for Inward Leakage Standards for Half-Mask Air-Purifying Particulate Respirators

Summary

The National Institute for Occupational Safety and Health (NIOSH) is extending the public comment period for inward leakage performance standards for half-facepiece respirators until December 31, 2013, following a request from a stakeholder for additional time to comment on the original notice published in the Federal Register on September 4, 2013.