Molecular Formula:NaBr
CAS NO.: 7647-15-6
Standard Performed:HHY.C8.2S-04
Use: Mainly used as completion fluid, mounting fluid and maintaining fluid in oil drilling Applied to the production of film, medicine, spice,dyestuff, etc.
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Appearance |
White crystallization pellet or crystalline powder | ||
|
Items |
Photo Grade |
Medical Grade |
Industry Grade |
|
Main content |
99.5% min |
99.0% min |
98.5% min |
|
Loss on drying |
0.3% max |
0.5% max |
1.0% max |
|
Chloride |
0.3% max |
0.6% max |
1.5% max |
|
Bromate |
0.003% max |
0.003% max |
No reaction |
|
Iodide |
0.005% max |
0.01% max |
Qualified |
|
Sulphate |
0.01% max |
0.02% max |
0.1% max |
|
PH Value(5%) |
5.5—8.0 |
5.5—8.0 |
5.5—10.5 |
|
As |
0.5ppm max |
4ppm max |
－ |
|
Pb |
0.5ppm max |
4ppm max |
－ |
|
Fe |
1ppm max |
4ppm max |
－ |
|
Cu |
1ppm max |
— |
— |
|
Transparency test |
Qualified |
— |
— |