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Sodium Metasilicate Pentahydrate
Other Name: Sodium Metasilicate Pentahydrate Powder / Granular
Molecular formula：Na2SiO3·5H2O
Molecular weight：212.14
CAS No：10213-79-3
EINECS: 600-279-4
Physicochemical Properties:
Sodium metasilicate pentahydrate is an inorganic compound, the molecular formula is H10Na2O8Si, the molecular weight is 212.14, slightly green or white powder, transparent block or viscous liquid.
Applications and Uses:
Used in super-concentrated washing powder, detergent, metal cleaning agent, food industry cleaning agent, also used in paper bleaching, cotton yarn cooking, porcelain clay dispersion, etc.
Product Specification:
The quality standards of Powder （HG/T2568-2008）
|
Items |
National first-rate indexes |
Product testing results |
|
Sodium oxide (Na2O)% |
28.7-30.0 |
28.9 |
|
Silicon oxide (SiO2)% |
27.8-29.2 |
28.2 |
|
Water insoluble matter % |
≤0.05 |
0.01 |
|
Iron levels (Fe)% |
≤0.01 |
0.005 |
|
White degrees |
≥80 |
94 |
The quality standards of Granular （HG/T2568-2008）
|
Items |
National first-rate indexes |
Product testing results |
|
Sodium oxide (Na2O)% |
28.7-30.0 |
28.9 |
|
Silicon oxide (SiO2)% |
27.8-29.2 |
28.2 |
|
Water insoluble matter % |
≤0.05 |
0.01 |
|
Iron levels (Fe)% |
≤0.01 |
0.005 |
|
White degrees |
≥80 |
90 |
Package:
25kg inner plastic outer weaving, or according to customer’s requirements.
PIC: Flora Cao
Email: km155@kmchem.com
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