Potassium Bromide Description:
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Potassium Bromide
Formula: KBr牋牋牋牋牋牋牋牋牋牋牋牋牋牋牋牋牋牋牋牋牋牋牋牋牋牋牋牋牋牋
M.W. :119.0牋牋牋牋牋牋牋牋牋牋牋牋
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:
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Items |
Potassium Bromide（KBr） |
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Industry Grade |
Medicine Grade |
Photo Grade |
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Appearance |
White Crystal |
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Assay, % |
99.0 MIN |
99.3 MIN |
99.5 MIN |
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Chlorides, % |
0.2MAX |
0.2 MAX |
0.2 MAX |
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Sulphates, PPM |
200 MAX |
100 MAX |
50 MAX |
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Loss on Drying, % |
0.5 MAX |
0.5 MAX |
0.3 MAX |
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Heavy Metal (as Pb, Hg)PPM |
5.0 MAX |
5.0 MAX |
3.0 MAX |
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Arsenic, PPM |
4.0 MAX |
4.0 MAX |
4.0 MAX |
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Volatile, % |
---- |
Qualified |
0.5 MAX |
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Bromates, PPM |
Qualified |
Qualified |
10 MAX |
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Iodide, PPM |
---- |
Qualified |
50 MAX |
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Minor Elements, PPM |
---- |
Qualified |
0.5 MAX |
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PH Value |
Qualified |
Qualified |
5.5-5 | |
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