硫酸铝钾十二水合物，Aluminum potassium sulfate dodecahydrate；ACS reagent, 98.0-102.0%

等级

ACS reagent

质量水平

200

测定

≥98%
98.0-102.0% (ACS specification)

形式

powder or crystals

reaction suitability

reagent type: catalyst
core: aluminum

杂质

≤0.005% insolubles

pH值（酸碱度）

3.3 (94.88 g/L)

mp

92 °C (lit.)

密度

1.757 g/mL at 25 °C (lit.)

痕量阴离子

chloride (Cl^-): ≤5 ppm

痕量阳离子

Fe: ≤0.001%
NH₄⁺: ≤0.005%
Na: ≤0.02%
heavy metals: ≤0.001% (by ICP)

SMILES string

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

InChI

1S/Al.K.2H2O4S.12H2O/c;;2*1-5(2,3)4;;;;;;;;;;;;/h;;2*(H2,1,2,3,4);12*1H2/q+3;+1;;;;;;;;;;;;;;/p-4

InChI key

GNHOJBNSNUXZQA-UHFFFAOYSA-J