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RASTOGI TRADING COMPANY

ALUM
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POWDER
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LUMPS
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50% SOLUTION
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Aluminium Sulphate (Non Ferric Alum)
The specifications are as follows :

Alumina (Al2O3) 16.5 to 17 % Min.
Iron as Fe 0.01 % max
Insoluble Matter 0.3 % max
pH of 5% solution 2.8 Min

General Properties : Non ferric Alum is in the form of white lumps or powder, soluble in water, non combustible, non toxic.

 
Aluminium Sulphate (Ferric Alum)
The specifications are as follows :

Alumina (Al2O3) 15 % Min.
Iron as Fe 0.7 % max
Insoluble Matter 0.5 % max
pH of 5% solution 2.8 Min

Uses :
 
Sizing paper, mordant for dyeing, pH control in paper industry.