propane basic information product name: propane synonyms: propane, natural;a-108;c3h8;freon 290;hc290;hc-290;hydrocarbon propellant;hydrocarbonpropellanta-108 cas: 74-98-6 mf: c3h8 mw: 44.1 einecs: 200-827-9 product categories: refrigerants;organics;burners;labware;chemical synthesis;compressed and liquefied gases;synthetic reagents;chemical synthesis;specialty gases;synthetic reagents mol file: 74-98-6.mol propane chemical properties mp -188 °c(lit.) bp -42.1 °c(lit.) density 1.55 g/ml at 25 °c(lit.) vapor density 1.5 (vs air) vapor pressure 190 psi ( 37.7 °c) fp -104 °c storage temp. -20°c merck 13,7891 stability: stable. incompatible with strong oxidizing agents. highly flammable. may form explosive mixtures with air. cas database reference 74-98-6(cas database reference) safety information hazard codes f+ risk statements 12 safety statements 9-16 ridadr un 1978 2.1 wgk germany - rtecs tx2275000 f 4.5-31 hazardclass 2.1 msds information provider language sigmaaldrich english propane usage and synthesis chemical properties colourless odourless gas (a small amount general description a colorless gas with a faint petroleum-like odor. propane is shipped as a liquefied gas under its vapor pressure. for transportation propane may be stenched. contact with the unconfined liquid can cause frostbite by evaporative cooling. easily ignited. the vapors are heavier than air and a flame can flash back to the source of leak very easily. the leak may be either a liquid or vapor leak. the vapors can asphyxiate by the displacement of air. under prolonged exposure to fire or heat the containers may rupture violently and rocket. air & water reactions highly flammable. reactivity profile propane is incompatible with strong oxidizing agents. health hazard vaporizing liquid may cause frostbite. concentrations in air greater than 10% cause dizziness in a few minutes. 1% concentrations give the same effect in 10 min. high concentrations cause asphyxiation. fire hazard behavior in fire: containers may explode. vapor is heavier than air and may travel a long distance to a source of ignition and flash back. propane preparation products and raw materials raw materials storage tank preparation products poly(ethylene)-->polyethylene-polypropylene glycol-->pesticide emulsifier-->cartap hydrochloride -->liquefied petroleum ges-->deemulsifier-->thiocyclam-->industrial gear oil,weight load-->industrial gear oil,middle load-->propyleneglycol alginate-->polyoxypropylene-polyoxyethylene alkylphenyl ether-->bendiocarb-->demulsifier dq125 series-->poly(epichlorohydrin-co-propylene oxide-co-starch)-->demulsifier pe series

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