Sodium bromide NaBr CAS: 7647-15-6
Chemical Name: NaBr; Bromide salt of sodium; Sedoneural; Sodium bromide
Molecular formula: NaBr
Molecular weight: 102.9
CAS NO.: 7647-15-6
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.
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
|
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