Chemical Name: Sodium Metasilicate
Molecular Formula: Na2SiO3,Na2SiO3 ▪ 5H2O
Molecular Weight: 122.06,212.14
CAS No.: 6834-92-0,10213-79-3
Standard Executed: HG/T 2568-2021
Appearance
White crystalline particles.
Application
• Used in super-concentrated laundry detergents, detergents, metal cleaners, food industry detergents;
• Used in paper bleaching, cotton steaming, porcelain clay dispersant and so on;
• It can be used as mud consistency adjusting agent and mud unconsolidating agent in crude oil and natural drilling control and extraction projects.
Packing
• Net weight : 25kg;
• PP woven bag, with inner PE plastic bag.
Specification
Item |
Standard |
|
Sodium metasilicate anhydrous |
Sodium metasilicate pentahydrate |
|
Oxide (Na2O) ω/% ≥ |
50.0 |
28.5 |
Silicon dioxide (SiO2) ω/% ≥ |
45.0 |
27.8 |
Water insoluble matter ω/% ≤ |
0.20 |
0.05 |
Iron (Fe) ω/% ≤ |
0.02 |
0.01 |
whiteness ≥ |
85 |
80 |