Formula: NaBr
M.W. :102.9
Usage: Mainly used as oil well completion liquid, workover fluid, also employed in the preparation of photographic emulsions and developers. In pharmaceutical preparations, as a wood preservative, for water treatment, as a flame retardant additive.
Package: 25kg woven bags or 1000kg big bags.
Specification:
Items |
Sodium Bromide(NaBr) |
Industry Grade |
Medicine Grade |
Photo Grade |
Appearance |
White Crystals |
Assay,% |
99.0MIN |
99.3MIN |
99.5MIN |
Chlorides,% |
0.2 MAX |
0.2 MAX |
0.2 MAX |
Sulphates, PPM |
200 MAX |
100 MAX |
50 MAX |
Loss on Drying,% |
0.5 MAX |
0.5 MAX |
0.3 MAX |
Heavy Metal(As Pb,Hg)PPM |
5.0 MAX |
5.0 MAX |
3.0 MAX |
Arsenic, PPM |
4.0 MAX |
4.0 MAX |
4.0 MAX |
Volatile,% |
--- |
Qualified |
0.5 MAX |
Bromates, PPM |
Qualified |
Qualified |
10 MAX |
Iodide, PPM |
--- |
Qualified |
50 MAX |
Minor Elements, PPM |
--- |
Qualified |
0.5 MAX |
PH Value |
Qualified |
Qualified |
6.0—8.0 |
|
Inorganic chemicals
