Potassium Bromide
Employed in the preparation of photographic emulsions and developers, in pharmaceutical preparations, as a wood preservative, fo
Formula: KBr
M.W.:119.0
Capacity:500MT/Year
Usage: Employed in the preparation of photographic emulsions and developers, in pharmaceutical preparations, as a wood preservative, for water treatment and as a flame retardant additive. also as nerve sedative and hydragogue in medicine.
Package: 25kg woven bags
Specification:
|
Items
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Potassium Bromide(KBr)
|
|
Industry Grade
|
Medicine Grade
|
Photo Grade
|
| Appearance |
White Crystal
|
| Assay, % |
99.0 MIN
|
99.3 MIN
|
99.5 MIN
|
| Chlorides, % |
0.2MAX
|
0.2 MAX
|
0.2 MAX
|
| Sulphates, PPM |
200 MAX
|
100 MAX
|
50 MAX
|
| Loss on Drying, % |
0.5 MAX
|
0.5 MAX
|
0.3 MAX
|
| Heavy Metal (as Pb, Hg)PPM |
5.0 MAX
|
5.0 MAX
|
3.0 MAX
|
| Arsenic, PPM |
4.0 MAX
|
4.0 MAX
|
4.0 MAX
|
| Volatile, % |
--
|
Qualified
|
0.5 MAX
|
| Bromates, PPM |
Qualified
|
Qualified
|
10 MAX
|
| Iodide, PPM |
--
|
Qualified
|
50 MAX
|
| Minor Elements, PPM |
--
|
Qualified
|
0.5 MAX
|
| PH Value |
Qualified
|
Qualified
|
5.5-8.5
|
|
