ASSAY 98.5% min SPECIFIC ROTATION +6.0o-- +7.5o STATE OF SOLUTION (T%) 99% min CHLORIDE (Cl) 22-22.3% SULFATE (SO4) 0.020% max AMMONIUM (NH4) 0.020% max HEAVY METAL (Pb) 2ppm max IRON (Fe) 5ppm max ARSENIC (As) 1ppm max LOSS ON DRYING 1.0% max RESIDUE ON IGNITION 0.1% max PACKED IN 25 kg net, packed in fibre drum with 2 plies of PE bags. We can manufacture according to our customer?s specific requirements