Product Main

Specifications

Name: Potassium Bromide 
CAS Number: 7758-02-3
Molecular Formula: KBr
Molecular Weight: 119. 00
EINECS: 231-830-3
H. S. CODE:2827. 5100
Density: 2. 75
Melting Point: 734 Degree
Boiling Point: 1435 Degree
Solubility: 650 g/L (20 Degree)
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.
Properties: This product is white crystal. It is free of smell and tastes salty and slightly bitter, with specific gravity 2. 75(25 Degree), Melting point of 734 Degree, and boiling point of 1435 Degree, 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 or HDPE bag
ITEM
Potassium Bromide  (KBr)
Medicine Grade
Photo Grade
Appearance
White Crystals
Assay, %
99MIN
99. 5MIN
Chlorides, %
0. 5 MAX
0. 2 MAX
Sulphates
0. 2% MAX
0. 2% MAX
Loss on Drying, %
0. 5 MAX
0. 3 MAX
Heavy Metal(Pb)PPM
10MAX
  4 MAX
Arsenic, PPM
4. 0 MAX
4. 0 MAX
Bromate PPM
  100MAX
  100MAX
PH
5. 5-8. 5
5. 5-8. 5