
BORAX PENTA Sodium Borate Hydrous 99.5%min. Sodium Carbonate 0.33%max. Insoluble matter in water 0.015%max. Sodium sulphate 0.01%max. Sodium chloride 0.0067%max. Iron 0.0025%max. BORIC ACID Purity: 99.5% Min Sulphate: 0.1%max. Iron: 0.002%max. Chloride: 0.02%max. Insoluble matter in water: 0.01%max. FORMIC ACID 85%MIN Purity: 85%min Chloride: 0.005%max Sulphate: 0.002%max Fe: 0.0005%max Residue after evaporation: 0.02%max