69 FR 46986 8/04/04 29 CFR 1910.134 - final rule. On August 4, 2004, federal OSHA issued this final rule to approve an additional quantitative fit testing protocol, the controlled negative pressure (CNP) REDON fit testing protocol, for inclusion in Appendix A of the respiratory protection standard.
Document Information
Document Number: CFR
146D
Effective Date: