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CAS号:
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1310-58-3
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英文名称:
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Potassium hydroxide
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英文同义词:
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LYE;KOH;KHO;POTASH;Potassa;Potassio;POTASH LYE;KOH/CH63857;Causicpotash;potassium lye
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中文名称:
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氢氧化钾
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中文同义词:
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钾灰;苛性钾;氫氧化鉀;氢氧化钾;苛性钾,钾灰;药用氢氧化钾;苛性钾,标准液;氢氧化钾,片状;氢氧化钾 ≥9;食品级氢氧化钾
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分子式:
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KOH
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分子量:
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56.11
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- 熔点 :
- 361 °C(lit.)
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- 沸点 :
- 1320°C
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- 密度 :
- 1.450 g/mL at 20 °C
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- 蒸气压:
- 1 mm Hg ( 719 °C)
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- 折射率 :
- n 20/D 1.421
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- 闪点 :
- 52 °F
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- 储存条件 :
- 0-6°C
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- 溶解度 :
- H2O: 1 M at 20 °C, clear, colorless
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- 形态:
- powder
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- 颜色:
- white
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- 比重:
- 1.09
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- 气味 (Odor):
- Odorless
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- PH值:
- 14 (56g/l, H2O, 20℃)
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- 爆炸极限值(explosive limit):
- 3.5-15.0%(V) (ethanol)
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- 水溶解性 :
- soluble
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- 敏感性 :
- Air Sensitive & Hygroscopic
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- Merck :
- 14,7640
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- 暴露限值:
- Ceiling in air 2 mg/m3 (ACGIH).
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- 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.
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- InChIKey:
- KWYUFKZDYYNOTN-UHFFFAOYSA-M
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- CAS 数据库:
- 1310-58-3(CAS DataBase Reference)
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- NIST化学物质信息:
- Potassium hydroxide(1310-58-3)
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- EPA化学物质信息:
- Potassium hydroxide (1310-58-3)
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| 危险类别码 : |
34-35-22-11-39/23/24/25-23/24/25-36/38-36/37-67-52/53 |
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| 安全说明 : |
7-16-36/37-45-36/37/39-26-61 |
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| 毒害物质数据: |
1310-58-3(Hazardous Substances Data) |
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| 毒性: |
LD50 orally in rats: 1.23 g/kg (Smyth) |
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