| Cas No. :7647-15-6 Chemical Name: NaBr; Bromide salt of sodium; Sedoneural; Sodium 
bromideMolecular formula: NaBr
 Molecular weight: 
102.9
 CAS NO.: 7647-15-6
 
 
| item | Specification |  
| Export Grade | Photo Grade |  
| Appearance | White Crystal | White Crystal |  
| Assay(as NaBr)% ≥ | 99 | 99.5 |  
| Degree of Clearance | To pass test | To pass test |  
| Chloride(as CL)% ≤ | 0.1 | 0.1 |  
| Sulphates(as SO4 )% ≤ | 0.01 | 0.005 |  
| Bromates(as BrO3 )% ≤ | 0.003 | 0.001 |  
| PH(10% solution at 25 degree C) | 5-8 | 5-8  |  
| Moisture% | 0.5 | 0.3 |  
| Lead(as Pb) % ≤ | 0.0005 | 0.0003 |  
| Iodide(as I)% ≤ |   | 0.006 |  
| Iron(as Fe)% ≤ |   | 0.0002 |  
| Transmittance 5% at 410nm |   | 93.0-100.0 |  
| Deoxidize experience(To KMnO4) |   | The red unchanged above half hour 
  |  
 Use:This product is used for making sensitive emulsion of photographic 
film and for making medicinal intermediates in medico-industries, 
e.g.diuretic,sedative etc. It is also used as bromide making complex material 
and complex dyes.Package: Packed by 25KGS Paper Drums or 25KGS Paper 
Bags.
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