CAS NO 7647-15-6 Molar mass 102.89 g/mol 1. Description White crystalline powder 2. Appearance of 10% solution Clear and colourless 3. Assay as NaBr % (on dry basis) > 99.00 4. pH 5% Solution 5.50-8.00 5. Chloride % w/w < 0.50 6. Sulphate (SO4-) % < 0.03 7. Bromate % < 0.001 8. Loss on Drying % w/w < 0.50 9. Iron (Fe), ppm < 10.00