Commodity: Sodium metasilicate pentahydrate
Molecular formula: Na2O-SiO5-5H2O
Property: White crystalline powder. Easily soluble in water. Melting point:72°C.
Packing: 25kg plastic woven bags or according to the requirements of customers.
Applications: It is mainly used in laundry industry, ceramic grinding-aid and so on.
Specification:
|
items |
standard |
|
Assay ( as Na2O ) : |
28.5~30.0% |
|
SiO2: |
27.3~29.2% |
|
Iron: |
0.03% max |
|
Water insolubles: |
0.20% max |
|
Whiteness: |
75% min |
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