LEADER 01200nam 2200325Ia 450 001 9910699057003321 005 20100216144721.0 035 $a(CKB)5470000002399315 035 $a(OCoLC)516350095 035 $a(EXLCZ)995470000002399315 100 $a20100216d2009 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 00$aAssigned protection factors for the revised respiratory protection standard$b[electronic resource] 210 1$a[Washington, D.C.] :$cU.S. Dept. of Labor, Occupational Safety and Health Administration,$d2009. 215 $a1 online resource (45 pages) $cillustrations 300 $aTitle from PDF title screen (viewed on Feb. 16, 2010). 300 $a"OSHA 3352-02." 606 $aBreathing apparatus$zUnited States$xSafety measures 615 0$aBreathing apparatus$xSafety measures. 712 02$aUnited States.$bOccupational Safety and Health Administration. 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910699057003321 996 $aAssigned protection factors for the revised respiratory protection standard$93199717 997 $aUNINA