Products – Anmol Chemicals Private Limited

Ammonium Alum USP

Ammonium Alum is a white crystalline double sulfate usually encountered as the dodecahydrate. It is used in small amounts in a variety of niche applications.


Ammonium Alum is used in water purification, in vegetable glues, in porcelain cements, in deodorants, in tanning, dyeing and in fireproofing textiles. It is a common ingredient in animal repellant sprays.


Chemical Name: Ammonium Alum
Mol. Formula: AlNH4(SO4)2.12H2O
Mol. Weight: 453.32 g/mol
CAS No.: 7784-26-1


General Specifications

Test Specification…USP
Appearance It appears as a colorless crystalline substance, odorless
Solubility Soluble in water and glycerol, insoluble in alcohol
Appearance of solution The solution is clear and colorless
Loss on drying Between 45% and 48%
Alkalies and alkaline earths Maximum 0.5%
Heavy metals Maximum 0.002%
Iron Passes test
Organic volatile impurities Passes test
Residual solvents Passes test
Assay Not less than 99% and not more than 100.5%


Shelf life, Storage and Packing

It should be stored in a segregated area in a cool and ventilated place away from combustible materials. Keep in a tightly closed container, sealed until ready for use. It is packed in 25kg or 50kg HDPE bags or drums as required.


We Manufacture Bulk Dugs/API, Excipients, pharmaceuticals (IP/BP/USP/NF/PH. EUR./JP), Speciality Chemicals (Pure/AR/ACS), mineral fortifiers (FCC). our manufacturing facility is GLP, GMP (FDA) approved, ISO 9001, ISO 14001, ISO 22000, FSSC 22000, FSSAI, kosher, halal, COPP and WHO-GMP certified.

Good Manufacturing Practice Certified by World Health Organization (WHO-GMP)
Written Confirmation Certification (WC)
Good Manufacturing Practice (EXCiPACT cGMP)
Good Manufacturing Practice (cGMP)
Good Laboratory Practice (GLP)