AMMONIUM BROMIDE , LABORATORY CHEMICALS

SPECIFICATION
NH₄Br M.W. 97.94
Minimum assay (after drying)	99.5%
Maximun Limits Of Impurities :
Insoluble matter	0.003%
pH of solution	Not less than 4.8
Loss on drying at 100^OC	0.1%
Non volatile matter	0.01%
Bromate (BrO₃ )	0.001%
Chloride (CI )	0.2%
Iodide (I)	0.025
Sulphate (SO₄ )	0.005%
Iron (Fe )	0.0001%
Heavy metals (Pb)	0.0002%