Product description : |
Ammonium Fluosilicate
Formula:(NH4)2SiF6
Molecular Weight:178.15
UN. NO.:2854
HAZARD CLASS: 6.1
H.S. CODE: 2820.9000
Description: colorless crystalline powder
Usage: used in brewery, glass etchant, moth repellant for textile, wood conserving agent; also used in metal casting, electroplating, extracting or producing artificial cryolite and ammonium fluoride, producing silicone catalyst.
Specification:
(NH4)2SiF6 ≥98%
H2SiF6 ≤0.3%
SO42- ≤0.6%
H2O ≤0.6%
Water undissolvable substance ≤0.5%
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