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CAS號:7783-06-4
英文名稱:Hydrogen Sulfide
英文同義詞:H2S;sourgas;sewergas;Sour gas;Sewer gas;stinkdamp;Stink damp;Hepatic gas;Siarkowodor;Hepatic acid
中文名稱:硫化氫
中文同義詞:氫硫酸;硫化氫;液體硫化氫;硫氫化合物;氫硫酸,固體;氫硫酸 溶液;硫化氫(液體);硫化氫(>99.5%)
分子式:H2S
分子量:34.08
熔點(diǎn):−85 °C(lit.)
沸點(diǎn):−60 °C(lit.)
密度:dgas 1.19 (air = 1.00)
蒸氣密度:1.19 (15 °C, vs air)
蒸氣壓:252 psi ( 21 °C)
FEMA:3779 | HYDROGEN SULFIDE
閃點(diǎn):-17℃
儲存條件:2-8°C
形態(tài):colorless gas
酸度系數(shù)(pKa):7(at 25℃)
氣味 (Odor):Strong rotten egg odor detectable at 0.001 to 0.1 ppm (mean = 0.0094 ppm); olfactory fatigue occurs quickly at high concentrations
嗅覺閾值(Odor Threshold):0.00041ppm
爆炸極限值(explosive limit):6%
水溶解性:1g dissolves in H2O: 187mL (10°C), 242mL (20°C), 314 (30°C) [MER06]
Merck:13,4823
BRN:3535004
穩(wěn)定性:Stable. Highly flammable. May form explosive mixture with air. Note wide explosive limits. Incompatible with strong oxidizing agents, many metals. May react violently with metal oxides, copper, fluorine, sodium, ethanal.
CAS 數(shù)據(jù)庫:7783-06-4(CAS DataBase Reference)
EPA化學(xué)物質(zhì)信息:Hydrogen sulfide (7783-06-4)