We are offering sodium bromide appearance: colorless or yellowish transparent liquidpurity of nabr: 44% minchloride content: 1.0% maxsulphate content: 0.05% maxheavy metal: 10ppm maxwater insoluble: 0.3% maxph( 10% solution @ 25):4.5-7s.g.(@20, g/ml):1.485 min.