ALUMINIUM AMMONIUM SULPHATE DODECAHYDRATE Extra Pure

Article No. Grade Purity CAS No. Molecular Formula Molecular Weight H.S. Code Shelf Life
SC2656 Extra Pure 98% 7784-26-1 NH4AI(SO4)2.12H2O 453.32 2833.3010 60 Months

Packings

500 g,25 Kg,50 Kg

Physical Properties

Physical state at 20 °C Solid
Colour White powder
Odour Odorless
pH value 2.6
Melting point/ Freezing point [°C] 93.5 °C
Boiling point [°C] 280°C
Density [g/cm3] 1.65
Solubility in water [% weight] 14% in water

Specifications

Appearance White crystalline powder
Assay (complexometric) Min 98.0%
Chloride (Cl) Max 0.005%
Heavy metal (as Pb) Max 0.005%
Arsenic (As) Max 0.003%
Iron (Fe) Max 0.001%
Substance not precepitate by NH3 (as SO4) Max 0.3%

Safety Information and Hazard Symbols

Exclamation Mark
Symbol GHS07
Signal Word Warning
UN No.
IMCO Class No.
Packing Group
Hazardous Statement H315-H319-H335
Precaution Statement P261-P305 + P351 + P338
Risk Statement
Safety Statement
Revision Date : 30-Mar-2021