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Home Chemnovo Inorganic Salts Aluminium Potassium Sulphate Dodecahydrate 99% Extrapure

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Aluminium Potassium Sulphate Dodecahydrate 99% Extrapure

Alum, Potassium alum, Potassium aluminium sulfate dodecahydrate

CAS : 7784-24-9

HS Code : 2833.30300

Molecular Formula : AIK(SO4)2.12H2O

Molecular Weight : 474.38

MSDS

Product Datasheet

Shelf Life : 60 Months

Sample COA COA

Physical Properties

Physical state at 20 °C
Solid
 Colour
White crystalline
Odour
Odorless
 pH value
3.3
Melting point/ Freezing point [°C]
92 °C
 Boiling point [°C]
200°C
Density [g/cm3]
1.757
 Solubility in water [% weight]
14% in water

Specification

Appearance
White crystalline powder/crystals
 Assay (ex Al)
99 - 102%
Ammonium (NH4)
Max 0.05%
 Chloride (Cl)
Max 0.01%
Iron (Fe)
Max 0.01%
 Lead (Pb)
Max 0.01%

Safety Information and Hazard Symbols