Isopropyl Alcohol (CH3) 2CHOH 53 750 2 12 0.8 2.1 181 Yes 1 3 0 Kerosene 100 410 0.7 5 <1 400 No Varies by state 0 2 0 Methyl Alcohol CH3OH 52 725 6.7 36 0.8 1.1 147 Yes 1 3 0 Methyl Cyclohexane 25 482 1.2 6.7 0.8 3.4 214 No 2 3 0 Methyl Ethyl Ether CH3OC2H5 -35 374 2 10.1 0.7 2.1 51 Yes 2 4 0 Methyl Ethyl Ketone C2H5COCH3 21 960 1.8 10 0.8 2.5 176 Yes 1 3 0 Naptha 28 450 0.9 6 <1 212 No Depends on 1 3 0 Nitroethane C2H5NO2 82 778 3.4 1.1 2.6 237 Slight 1 3 3 Chemical Point (F) Ignition Temp (F) Flammable Limits Lower Upper Specific Gravity Vapor Density Air=1 Boiling Point (F) Water Soluble Notes Hazard Rating Health Flammability Reactivity Paraldehyde (CH3CHO) 3 96 460 1.3 1.0 4.5 255 Slight 2 3 1 Pentane CH3(CH2) 3CH3 -40 500 1.5 7.8 .06 2.5 97 No 1 4 0 Petroleum Ether 0 550 1.1 5.9 0.6 2.5 95 No 1 4 0 Propanal CH3CH2CHO 15 2.9 17 0.8 2 120 Slight 2 3 1 Propylene Oxide -35 2.8 37 0.9 2 95 Yes 2 4 2 Toluene C6H5CH3 40 896 1.2 7.1 0.9 3.1 231 No 2 3 0 Turpentine 95 488 0.8 <1 300 No 1 3 0 Vinyl Ethyl Ether CH2CHOC2H5 -50 395 1.7 28 0.8 2.5 96 No 2 4 2 Xylene C6H4(CH3) 2 90 869 1 6 0.9 3.7 292 No 2 3 0
C=1.0 corrosive Ethane (Liquid) Not established (nontoxic, produces anesthetic effects) 3.012.5 Flammable; asphyxiant Ethylene Not established (nontoxic, produces anesthetic effects) 3.132.0 Flammable; asphyxiant Ethylene oxide (Liquid pure) 1 ppm 3.0100.0 Flammable; can cause burns when trapped by clothing or shoes; affects multiple organs, suspect carcinogen Helium Not established (nontoxic) None Asphyxiant Hydrogen Not established 4.075.0 Flammable; asphyxiant Hydrogen bromide (Liquid) C=3.0 None Toxic; causes burns; corrosive Hydrogen chloride (Liquid) C=5.0 None Toxic; causes burns; corrosive Gas (state in cylinder) Threshold Limit Values, ppm1 C=Ceiling limit Flammability Limits in Air % by Vol2 Major Hazards Hydrogen fluoride (Liquid) C=3.0 None Toxic; causes severe slow healing burns; corrosive Hydrogen sulfide (Liquid) 10 C=15 4.345.0 Toxic; flammable; irritant Methane Not established 5.314.0 Flammable; asphyxiant Methyl bromide (Liquid) 1 13.514.5 Toxic; causes burns Methyl chloride (Liquid) 50 C=100 10.717.4 Toxic; flammable Methyl mercaptan (Liquid) 0.5 Unknown Irritant; flammable Nitrogen (nontoxic) Not established None Asphyxiant Nitrogen dioxide (Liquid) 3 C=5.0 None Toxic; corrosive Oxygen Nontoxic None Highly reactive, oxidizer Phosgene (Liquid) 0.1 None Toxic Propane (Liquid) Not established (nontoxic, produces anesthetic effects) 2.29.5 Flammable; asphyxiant Sulfur dioxide (Liquid) 2 C=5.0 None Toxic; causes burns Vinyl chloride 1 4.022.0 Flammable; causes human carcinogen
Mercury Z37.30-1969 10 g/m3 40 g/m3 Styrene Z37.15-1969 100 ppm 200 ppm 600 ppm 5 min. in 3 hr. per. Tetrachloroethylene Z37.22-1967 100 ppm 200 ppm 300 ppm 5 min. in 3 hr. per. Toluene Z37.12-1967 200 ppm 300 ppm 500 ppm 10 min. Trichloroethylene Z37.19-1967 100 ppm 200 ppm 300 ppm 5 min. in 2 hr. per Table Z3 Limits for Air Contaminants. Coumpound Millions of Particles per cubic foot of air mg/ m3 Silica: Crystaline Quartz (Respirable) Quartz (Total Dust) Cristobalite Tridymite Amorphous ( incl. natural diatamaceous earth) Silicates ( Less than 1% Crystaline) Mica Soapstone Talc (non-asbestos) Portland Cement 20 20 20 50 10 / (%SiO2 + 2) 30 / (%SiO2 + 2) 1/2 Value Calc. for Quartz 1/2 Value Calc. for Quartz 80 /(%SiO2) Graphite (Natural) 15 Coal Dust -- Respirable Less than 5% SiO2 Greater than 5% SiO2 2.4 / (%SiO2 + 2) 10 / (%SiO2 + 2) Inert or Nuisance Dust Respirable Total Dust 15 50 5 15 [54 FR 36767, Sept. 5, 1989; 54 FR 41244, Oct. 6, 1989; 55 FR 3724, Feb. 5, 1990; 55 FR 12819, Apr 6, 1990; 55 FR 19259, May 9, 1990; 55 FR 46950, Nov. 8, 1990; 57 FR 29204, July 1, 1992; 57 FR 42388, Sept. 14, 1992; 58 FR 35340, June 30, 1993]