ResH&S 2012 FINAL

RESPIRATORY HEALTH AND SAFETY IN THE FLAVOR MANUFACTURING WORKPLACECONTINUEDFEMA CAS Principal NameMolecularWeight3233 100-42-5 Styrene 104.15 3.67 mm Hg 20 ºC5.05 mm Hg 25 ºCCalculated VaporReportedPressureValue PEL Data a,b Poundage c (lbs)OSHA PEL - TWA 100ppm; Acceptable ceilingconcentration - 200 ppm;Acceptable maximumpeak above the acceptableceiling concentrationfor an 8-hr shift is 600ppm for 5 minutes in any2 hours1995: 92005: 22010: 0.64246 121-44-8 Triethylamine 101.19 59.1 mm Hg 25 ºC OSHA PEL - TWA 25ppm,100mg/m3N1995: NA2005: 92010: 0a Additional occupational exposure guidance may be available from the American Conference of GovernmentalIndustrial Hygienists (ACGIH®).b PEL=OSHA Permissible Exposure Limit; REL=NIOSH Recommended Exposure Limit; STEL=Short TermExposure Limit;TWA=8 hour Time Weighted Average Exposurec NA=Not availabled PEL for resorcinol subsequently rescinded and is currently not in force.28