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Sodium Bifluoride
Formula: NaHF2
CAS NO.: 1333-83-1
M.W.: 61.99
Properties: It is a white crystal with relative density of 2.08. It is soluble in water, but insoluble in alcohol. Its aqueous solution can etch glass. When heated sodium hydrogen fluoride decomposes into sodium fluoride and hydrogen fluoride .
Specification:(%)
High-grade |
First-grade |
|
Assay(NaHF2) |
99.0min. |
98.0 min. |
Water-insoluble matter |
0.2max. |
0.5 max. |
Free acid(HF) |
0.2 max. |
0.2 max. |
Cl |
0.1 max. |
0.1 max. |
SO4 |
0.1 max. |
0.1 max. |
SiO2 |
0.3 max. |
0.5 max. |
H2O |
0.2 max. |
0.5 max. |
Glanularity (through 325 M sieve) |
3 max. |
3 max. |
Application: It is used as aseptic, glass etchant and flux of metal. It is also used for texture finishing of textile, insectproof treatment of leather and production of hydrogen fluoride.
Storage: Store at a dry place. Do not store with organic compounds together.
Packing: 25Kg net, pack sealed with drum or double plastic bags lined plastic woven sack.