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Sodium bromide (NaBr)

Focus on the production of DBNPA & BRONOPOL over 20 years


Chemical Name: NaBr; Bromide salt of sodium; Sedoneural; Sodium bromide
Molecular 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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