Sodium Bromide industrial grade and Photographic Grade CAS#7647-15-6
Sodium Bromide industrial grade and Photographic Grade CAS#7647-15-6。
- Price：
- Molecular Formula： NaBr
- CAS： 7647-15-6
- HS： 2827510000
99% Sodium Bromide industrial grade and Photographic Grade
M.W. 102.90 CAS# 7647-15-6 MF: NaBr EINECS No.: 231-599-9
DESCRIPTION: white or colorless cubic crystalline, or white particle or powder, relative density in 3.339(at 17.5℃),
melting point on 755℃,boiling point on 1390℃,easily dissolved in water, slightly dissolved in alcohol.
APPLICATION: Be used for photographic, pharmaceutical, oil well completion liquid, workover fluid,for water
treatment and fragrance.
1. industrial grade sodium bromide for textile dyeing process : dyestuff industries.
Items | Industrial Grade | Photographic Grade |
Appearance: | White crystal | White crystal |
NaBr（Dry basis） | ≥99% | 99.5% |
Clarity of sulution | PASS | PASS |
Chloride(Cl-) | ≤0.1% | ≤0.1% |
Sulphate(SO42-) | ≤0.01% | ≤0.005% |
Bromate(BrO3-) | ≤0.003% | ≤0.001% |
PH(50g/L) | 5-8 | 6.0 |
Moisture | 0.5% | 0.3% |
Heavy metals (as Pb) | ≤0.0005% | ≤0.0003% |
Iodide(I-) | - | ≤0.006% |
Fe≤ | - | ≤0.0002% |
Light transmittance(5%w/v aqueous410nm)% | - | 93.0-100.0 |
Deoxidizing Test(KMnO4) | - | The red unchanged above half hour |
TEST RESULT | QUALIFIED | |
Packing:solid,in 25kg net plastic woven bags lined with plastic bags; liquid,200L/drum