Home > Pallav Chemicals > Metallic Salts (Metal Salts) > Aluminium Sulphate Octadecahydrate 98% AR

Aluminium Sulphate Octadecahydrate 98% AR
Alum; Dialuminum sulfate octadecahydrate

Product Code.
00135
Grade
Purity
Min 98%
CAS No.
7784-31-8
Molecular Formula
AI2(SO4)3.18H2O
Molecular Weight
666.42
H.S.Code
2833.22100
Shelf Life
60 Months

Physical Properties

Physical state at 20 °C
Solid
Colour
White powder
pH value
3 - 4
Melting point/ Freezing point [°C]
86 °C
Solubility in water [% weight]
Soluble in water

Packaging

Specification

Appearance
A white crystalline powder
Assay ( as AI2(SO4)3.18H2O]; complexometric)
98 - 102%
Insoluble matter
Max 0.005%
Chloride (Cl)
Max 0.001%
Ammonium (NH4)
Max 0.002%
Copper (Cu)
Max 0.001%
Iron (Fe)
Max 0.002%
Heavy metal (as Pb)
Max 0.001%
Calcium (Ca)
Max 0.01%
Magnesium (Mg)
Max 0.002%
Potassium (K)
Max 0.005%
Sodium (Na)
Max 0.02%
Substance not precipitated by ammonia (as SO4)
Max 0.2%

Safety Information and Hazard Symbols

Symbol: GHS05
Signal Word: Danger
Hazardous Statement: H318
Precaution Statement: P280-P305 + P351 + P338