CAS No.: 16893-85-9
Molecular formula: Na2SiF6
Application:
It is used in manufacture of yellow fireworks. Also, it is one of widely-used fluosilicates in buildings and building materials industry, mainly used as enamel cosolvent, glass opacifier, coagulator for acid-resistant plaster and acid resisting concrete and wood preservative, and used for water treatment.
Specification:
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Test Items |
Quality |
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Appearance |
White Crystalline powder |
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Content (Na2SiF6) |
98.5% min. |
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Loss on drying (at 105ºC) |
0.40% max. |
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Free acid (HCl) |
0.15% max. |
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Chloride (Cl) |
0.02% max. |
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Sieve residue 250um |
10% max. |
Package: 25kg plastic woven bag with one-ply plastic bag, with pallets.
Hazard Class: 6.1 UN No. 2674
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