Potassium Bromide

Mainly used as sensitization film,photograph mulsion material and photographic paper,and medicine,printing agents,etc.

items

Sensitomtric grade

medical grade

appearance

white crystal 

white crystal 

main content

≥99.5%

≥99.0%

loss on drying 

≤0.5%

≤1.0%

bromate

≤0.003%

non-reaction

chloride

≤0.2%

≤0.5%

sulphate

≤0.005%

≤0.02%

Fe

≤0.5PPM

-

Pb

≤0.2PPM

heavy metal≤10PPM

Cu

≤0.5PPM

-

transparency 

qualified

-

PH(5%)

5.5-8.5

5.5-8.5

packing

PE/PP Bag/fiber pail 25kgs per bag/pail