Calcium chloride
        Magnesium chloride
        Sodium metabisulfite
        Desiccant
        Snow thawing agent
        Crude Salt (NaCl)
        Sodium hydroxide
        Sodium Nitrate
        Sodium bicarbonate
        Ammonium Bromide
         More
 
 
  Products

Potassium Bromide

Molecular formula：KBr molecular weight：119
1.uses: This product is used as sensitive emulsion of cinema film and photographic film, or for formulating developer and used as sedative etc. In medication.
2.Standard :

Item

Index

Export Grade

Photo Grade

Appearance

white crystal

white crystal

Assay(as NaBr)% ≥

99.0

99.5

Moisture %≤

0.5

0.3

Sulphate(as SO4 )%≤

0.01

0.003

Chloride(as Cl)%≤

0.3

0.1

Iodide(as I)%≤

passed

0.01

Bromate(as BrO3 )%≤

0.003

0.001

Heavy metal(as Pb)%≤

0.0005

0.0005

Iron(as Fe)%≤

 

0.0002

degree of Clearance

passed

passed

PH(10% solution at 25 degree C)

5-8

5-8

Transmittance 5% at410nm

 

93.0-100.00

Deoxidize experience(to KMnO4 )

 

the red unchanged above half hour

3.Shape and 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 734℃，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.
4.Notification: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.
5.Package: 25kg each by knitting bag with plastic inside.