Anonymous
Anonymous asked in 科學化學 · 2 decades ago

【正丁烯】藥品性質...

請各位大大幫我找一下...

正丁烯的bp.mp.及藥品性質..

謝謝~~

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  • Anonymous
    2 decades ago
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    n-BUTENE ICSC: 0396  IMPORTANT DATA PHYSICAL STATE; APPEARANCE: ODOURLESS COLOURLESS COMPRESSED LIQUEFIED GASPHYSICAL DANGERS: The gas is heavier than air, and may travel along the ground; distant ignition possible. CHEMICAL DANGERS: The substance may polymerize. Reacts violently with oxygen and oxidants, causing fire and explosion hazard.OCCUPATIONAL EXPOSURE LIMITS: TLV not established. MAK not established. ROUTES OF EXPOSURE: The substance can be absorbed into the body by inhalation. INHALATION RISK: On loss of containment this gas can cause suffocation by lowering the oxygen content of the air in confined areas.EFFECTS OF SHORT-TERM EXPOSURE: Rapid evaporation of the liquid may cause frostbite. PHYSICAL PROPERTIES Boiling point: -6 °CMelting point: -185 °CSolubility in water: noneVapour pressure, kPa at 21 °C: 464Relative vapour density (air = 1): 1.93Flash point: Flammable GasAuto-ignition temperature: 385 °CExplosive limits, vol% in air: 1.6-10.0   

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