Ammonium alum

Product Specification

Molecular Formula: NH, AL(SO,), 12H,O 

Other name: Ammonium aluminium sulphate, ammonium alum, ammonia alum 

Property: Colorless and transparent crystalline or white granular or powder, odourless and astringent. It is soluble in water, solubility 

(20'C) is 15g/100ml, easy to solve in hot water, water solution is colorless, transparent and acidic. It is soluble in diluted acid, glycerin, insoluble in alcohol. 

APPLICATION 

It is mainly used in baking powder processing, fried food, vermicelli production, jelly fish pickling, keeping fresh and crisp, protecting color of the fruit and vegetable, water treatment, protecting environment, disinfection, rubber, leather, washing powder, feed processing and pencil processing etc. 

PACKING 

50kg/25kg PP/PE bags. 

Specification



Item

Standard

Result

NH4AL(SO4)2%

99.3-100.5

99.7

Water

4.0

2.0

Water Insoluble%

0.2

0.01

Heavy Metal%

0.002

0.002

As%

0.0002

0.0002

Pb%

0.001

0.0003