熔点1580°C沸点decomposesat1580℃[KIR78]密度4.5储存条件Storagetemperature:norestrictions.溶解度water:insoluble形态powder颜色Whitetoyellow比重4.5气味(Odor)wh.orylsh.finepowd.freefromgrittiness,odorless,tastelessPH值3.5-10.0(100g/l,H2O,20℃)suspension酸碱指示剂变色ph值范围7水溶解性0.0022g/L(50ºC)Merck14,994Ksp沉淀平衡常数pKsp:9.97暴露限值ACGIH:TWA5mg/m3OSHA:TWA15mg/m3;TWA5mg/m3NIOSH:TWA10mg/m3;TWA5mg/m3
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