Sodium hexafluorosilicate

Post Date:
Nov 08,2019
Expiry Date:
May 06,2020
Detailed Description:
Cas No. :16893-85-9 Test Items Quality
Appearance White Crystalline powder
Content (Na2SiF6) 98.5% min.
Loss on drying (at 105ºC) 0.40% max.
Free acid (HCl) 0.15% max.
Chloride (Cl) 0.02% max.
Sieve residue 250um 10% max.

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.
CAS Registry Number:
16893-85-9
Synonyms:
;disodium hexafluorosilicate;Sodium Silico Fluoride;Sodium fluorosilicate;Sodium fluosilicate;destruxolapplex;disodiumhexafluorosilicate;disodiumhexafluorosilicate(2-);disodiumsilicofluoride;ens-zemweevilbait;ent1,501;fluosilicatedesodium;hexafluoro-silicate(2-disodium;Sodium Fluorsilicate;sodium fluoro(oxo)silanolate;
Molecular Formula:
Na₂SiF₆
Molecular Weight:
188.054
Molecular Structure:
Hazard Symbols:
T:Toxic;
Risk Codes:
R23/24/25:;
Safety Description:
S26:;
S45:;

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