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CAS号:1310-58-3
英文名称:Potassium hydroxide
英文同义词:LYE;KOH;KHO;POTASH;Potassa;Potassio;POTASH LYE;KOH/CH63857;Causicpotash;potassium lye
中文名称:氢氧化钾
中文同义词:钾灰;苛性钾;氫氧化鉀;氢氧化钾;苛性钾,钾灰;药用氢氧化钾;氢氧化钾试液;氢氧化钾小丸;苛性钾,标准液;氢氧化钾,片状
分子式:KOH
分子量:56.11
熔点:361 °C (lit.)
沸点:1320°C
密度:1.450 g/mL at 20 °C
蒸气压:1 mm Hg ( 719 °C)
折射率:n
闪点:52 °F
储存条件:Store at +5°C to +30°C.
溶解度:H2O: 1 M at 20 °C, clear, colorless
形态:powder
颜色:white
比重:1.09
气味 (Odor):Odorless
PH值:14 (56g/l, H2O, 20℃)
爆炸极限值(explosive limit):3.5-15.0%(V) (ethanol)
水溶解性:soluble
敏感性:Air Sensitive & Hygroscopic
Merck:14,7640
暴露限值:Ceiling in air 2 mg/m3 (ACGIH).
稳定性:Stable, but very hygroscopic. Dissolves exothermically in water. Incompatible with most metals, strong acids, acid chlorides, organic materials, zinc, aluminium, nitroalkanes, nitrobenzene, chlorine dioxide. Reacts vigorously with a wide variety of other materials. Readily absorbs water and carbon dioxide from the air.
InChIKey:KWYUFKZDYYNOTN-UHFFFAOYSA-M
CAS 数据库:1310-58-3(CAS DataBase Reference)
NIST化学物质信息:Potassium hydroxide(1310-58-3)
EPA化学物质信息:Potassium hydroxide (1310-58-3)