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Merck
CN

12625

Sigma-Aldrich

硫酸铝钾

puriss., anhydrous, calcined, ≥98% (calc with ref. to anhyd. subst.), powder

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别名:
硫酸钾铝, 钾明矾
线性分子式:
KAl(SO4)2
CAS号:
分子量:
258.21
EC 号:
MDL编号:
UNSPSC代码:
12352302
PubChem化学物质编号:

等级

puriss.

检测方案

≥98% (calc with ref. to anhyd. subst.)

形式

powder

质量

calcined

杂质

≤0.005% heavy metals (as Pb)
≤0.05% ammonium (NH4)

缺失

≤5% loss on drying, 250 °C

痕量阳离子

As: ≤5 mg/kg
Fe: ≤100 mg/kg

SMILES字符串

[Al+3].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O

InChI

1S/Al.K.2H2O4S/c;;2*1-5(2,3)4/h;;2*(H2,1,2,3,4)/q+3;+1;;/p-4

InChI key

GRLPQNLYRHEGIJ-UHFFFAOYSA-J

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WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

法规信息

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