Potash Alum

Product Specification

Molecular Formula: KAL(SO,),·12H,O 

Other name: Potassium aluminium sulphate, potassium alum, potash alum 

Property: Colorless transparent lump, granular or crystalline powder, non-toxic, odorless, slightly sweet and astringent taste with convergence. It is soluble in water and its aqueous solution is acidic. 

APPLICATION 

Mainly used in purification of water, paper sizing, printing and dyeing of paint, medicine production, leather making, fiber board processing, hardening fixer for film, rubber, metallurgy, colored glass. Also can be used in seed sterilizing, animal cure, seedling of root, potassium fertilizing in alkali soil, food additives and so on industries. 

PACKING 

50kg/25kg PP/PE bags. 

Specification



Item

Standard

Result

KAL(SO4)2%

99.2

99.5

Water

2.0

1.8

Water Insoluble%

0.2

0.17

Heavy Metal%

0.002

0.002

As%

0.0002

0.0002

Pb%

0.01

0.01