1)Product: potassium bromide 2)CAS: 2139-62-6 3)Application: sensitive materials, photographic film, medicine 4)ISO 9001:2000
Product: Potassium Bromide
Specification | Industrial Grade | Pharmacy Grade | Sensitive Grade |
Appearance | White crystal | White crystal | White crystal |
Purity, % | 98.5 min | 99.0 min | 99.5 min |
Moisture, % | 1.0 max | 1.0 max | 0.5 max |
Chloride (Cl), % | 1.0 max | 0.3 max | 0.25 max |
Bromate (BrO3), % | - | - | 0.003 max |
Sulphate (SO4), % | 0.05 max | 0.02 max | 0.01 max |
pH (5% solution) | 6.0-8.0 | 6.0-8.0 | 6.0-8.0 |
Arsenic (As), mg/kg | - | 10 max | 0.2 max |
Lead (Pb), mg/kg | - | 10 max | 0.2 max |
Iron (Fe), mg/kg | - | - | 0.5 max |
Copper (Cu), mg/kg | - | - | 0.5 max |
Use: sensitive materials, sensitive photographic film, medicine etc.
Packing: PP woven bag or fibre drum with PE liner
potassium bromide