Sodium fluorosilicate
- Số CAS
- 16893-85-9
- Khối lượng phân tử
- 188.05
- Công thức phân tử / ký hiệu hóa học
- Na2SiF6
Mô tả
White particles or crystalline powder. Have
hygroscopicity. Odourless. Tasteless. Slightly soluble in cold water, more
soluble in hot water. Medium poison, stimulating.
ỨNG DỤNG
Fused decomposition silicate. Beryllium and
aluminum alloy, pottery and porcelain enamel, manufacturing opal, with fluorine
sodium silicate, plant ash and water (1:2:30 0) for winter wheat rust, can
reduce to disease rate. Wool products mothproof and wood preservation.
Keywords:Surface treatment chemicals
Phiếu kiểm nghiệm
|
Product name |
sodium fluosilicate |
CAS：16893-85-9 |
|
|
Apearance |
White particles or crystalline powder |
||
|
Test items |
estimated value |
||
|
|
analytically pure |
chemically pure |
|
|
content(Na2SiF6) |
≥99.0 |
97.0 |
|
|
clarity test |
qualified |
qualified |
|
|
(H2SiF6) |
≤0.25 |
0.5 |
|
|
(CO3) |
≤0.01 |
-- |
|
|
(Fe) |
≤0.005 |
0.01 |
|
|
Heavy metal (Pb meter) |
≤0.005 |
0.01 |
|