Cas:  10213-79-3
HS:  28391100
HZ:  8
Type/Grade:  HG/T2568-94 granule

Sodium oxide(Na2O)  :  28.00-30.00 %
Silica(SiO2)  : 27.00-29.00 %
Water insoluble   :  ≤; 0.2 %
Fe  : ≤;  300ppm 
Whiteness  : ≤; 80
According To HG/T2568-94 

The largest production factories supply, quality assurance
Product use: for the super concentrated washing powder, detergent, metal cleaning agents, the food industry wash agent, also used in the paper bleaching, cotton yarn steaming, porcelain clay scattered, etc