CAS No. 12124-97-9
Appearance: White briquettes
Assay (as NH4Br): 99.5% min
Loss on drying: 0.2% Max
Appearance of solution (20% w/v): Clear, Colourless
Transmittance of 20% solution 410nm: 96.0% min
pH of a 5% solution: 4.5 – 5.5
Chlorides (as Cl-): 0.1% Max
Iodides (I-): 0.006% Max
Sulphates (as SO4): 0.005% Max
Heavy metals (as Pb): 0.0003% Max
Non-volatiles: 0.01% Max
Iron (as Fe): 0.0002% Max
Additional Typical Values
•Resistance to KMnO4 minutes: 10 minutes min
•Non-volatiles: 0.01% Max
•Alkaline earth metals (as Ca): 0.005% max