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By certification 
molecular formula:KBr
molecular weight:119
H.S.CODE:2827.5100
Usage:This product is used as sensitive emulsion of cinema film and photographic film, or for formulating developer and used as sedative etc. In medication
Specifications:
|
Medical grade |
Photo grade |
Content |
99% min |
99.5% min |
Loss on drying |
0.5% max |
0.3% max |
Chloride |
0.5% max |
0.2% max |
Sulphate |
0.2% max |
|
Bromate |
100ppm max |
100ppm max |
Heavy metal(Pb) |
/ |
10ppm max |
As |
/ |
4ppm max |
Mercury |
/ |
3ppm max |
Iodide |
/ |
50ppm max |
Microelement |
/ |
0.5ppm max |
PH |
5.5-8.5 |
5.5-8.5 |
Properties:This product is white crystal. It is free of smell and tastes salty and slightly bitter, with specific gravity 2.75(25),melting point of 73,and boiling point of 1435,It can dissolve water and glycerine, hardly dissolves in alcohol and ether with slightly deliquescence and under sunlight it will become yellow easily.The product should be completely packed and stored in ventilated and dry storehouses, and guard against damp and keep in dark place, in case of fire it can be put out by water.
Packing:25Kg PP/PE bag
