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Aluminum potassium sulfate dodecahydrate_Molecular_structure_CAS_7784-24-9)
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Aluminum potassium sulfate dodecahydrate

Catalog No. 237086 Name Sigma Aldrich
CAS Number 7784-24-9 Website http://www.sigmaaldrich.com
M. F. AlH27KO20S2 Telephone 1-800-521-8956
M. W. 477.412218 Fax
Purity ≥98% Email
Storage Chembase ID: 130853

SYNONYMS

Title
硫酸铝钾 十二水合物
IUPAC name
aluminium(3+) ion potassium dodecahydrate disulfate
IUPAC Traditional name
aluminium(3+) ion potassium dodecahydrate disulfate
Synonyms
Potassium alum
钾明矾
Potassium aluminum sulfate dodecahydrate
Alum
明矾
硫酸钾铝 十二水合物

DATABASE IDS

MDL Number MFCD00149143
PubChem SID 24854215
CAS Number 7784-24-9
EC Number 233-141-3

PROPERTIES

Impurities ≤0.005% insolubles
Linear Formula AlK(SO4)2 · 12H2O
Purity ≥98%
Purity 98.0-102.0% (ACS specification)
Cation Traces NH4+: ≤0.005%
Cation Traces Na: ≤0.02%
Cation Traces heavy metals (as Pb): ≤0.001%
Grade ACS reagent
Antion Traces chloride (Cl-): ≤5 ppm
Cation Traces Fe: ≤0.001%
Density 1.757 g/mL at 25 °C(lit.)
Melting Point 92 °C(lit.)
MSDS Link Download
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
RTECS WS5690000
German water hazard class 3

DETAILS

Description (English)
Packaging
100, 500 g in poly bottle
2.5 kg in poly bottle
Description (简体中文)
包装
100, 500 g in poly bottle
2.5 kg in poly bottle

REFERENCES