Sodium Metasilicate Pentahydrate
1. Product name: Pentahydrate Sodium Metasilicate
2. Molecular Formula: Na2SiO3·5H2O
3. Cas No.: 10213-79-3
4. Specification:
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Index
|
Index
|
|
Granular
sodium metasilicate pentahydrate
|
Powdered
sodium metasilicate pentahydrate
|
|
Excellent grade
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First grade
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Excellent product
|
First grade
|
|
Total alkali content（Na2O）%
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28.70-30.00
|
28.50-30.00
|
28.70-30.00
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28.20-30.50
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|
Silica（SiO2）%
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27.80-29.20
|
27.30-29.20
|
27.80-29.20
|
27.30-29.00
|
|
Iron（Fe）Contentppm ≤
|
80
|
150
|
100
|
200
|
|
Bulk Density g/cm3
|
|
|
--
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--
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|
Granularity %
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14To60d≥95
|
14To60≥95
|
--
|
--
|
|
Whiteness %≥
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80
|
75
|
90
|
80
|
|
Water insoluble%
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0.05
|
0.1
|
0.05
|
0.1
|
|
Transparency %≥
|
85
|
-
|
-
|
-
|
5.Usage: sodium metasilicate pentahydrate was mainly used in making high efficiency detergent, metal cleaner, pottery grinding aid, fire retarding agent, water retention agent, degreasing agent, textile agent and paper deinking agen
Chemicals
