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Ammonium Alum

Test Specification...FCC
Characters It occurs as large, colorless crystals, white granules, or a powder.
Identification Test(A) (a) A 1:20 aqueous solution gives positive tests for Aluminum, for Ammonium, and for Sulfate.
Solubility One gram dissolves in 7mL of water at 25° and in about 0.3mL of boiling water. It is insoluble in alcohol, and is freely, but slowly, soluble in glycerin.
Alkalies and alkaline earths Specified Test
Fluoride Not more than 0.003%
Lead Not more than 3mg/kg
Selenium Maximum 0.003%
Assay Not less than 99.5% and not more than 100.5%
Test Specification...USP
Characters It appears as a large, colorless crystals, crystalline fragments, lumps or white powder
Identification Test (A) Test (B) Test (C) (a)Specified Test (b)A solution responds to the test for aluminium (c)A solution responds to the test for sulfate
Solubility Very soluble in boiling water; freely soluble in water and in glycerin; insoluble in alcohol.
Loss on drying Between 45.0% and 48.0%
Limit of Alkalies and alkaline earths Not more than 0.5%
Heavy metals Not more than 20 ppm
Iron Specified test. No blue color is produced immediately.
Residual solvents Meets the requirements
Assay Not less than 99.0% and not more than 100.5% calculated on the dried basis

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.

Other
GLP, cGMP (FDA) Approved, ISO 9001, ISO 14001, ISO 45001, ISO 17025, ISO 22000, FSSC 22000, FSSAI, Halal and Kosher certified.
We observe WHO Good manufacturing practice and Good laboratory practice.

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