Copper sulphate pentahydrate Trade Name : Copper Sulphate Pentahydrate Formula : CuSO4.5H2O CAS No.: 7758-99-8 HS Code : 2833.25 PHYSICAL DESCRIPTION/ PROPERTIES Mol Weight : 249.68 Appearance : Transparent blue crystals, granules or powder. Odour : Odourless Melting Point : 110 degrees C Above 100 degrees C, copper sulfate loses water from crystallization with formation of the monohydrate Boiling Point : 653 degree C Solubility in Water : 320 g/L (20 degree C) Density : 2.284 QUALITY INDEX Industrial Grade Purity : 96.0% min (grade 1), 93.0% min (grade 2) Water Insoluble : 0.2% max (grade 1), 0.4% max (grade 2) Free Flowing Acid : 0.1% max (grade 1), 0.2% max (grade 2) Animal Feed Grade Purity : 97% min Cu : 24.7% min Water Insoluble: 0.2% max As : 10 ppm max Pb: 20 ppm max Cd: 10 ppm max Electroplating Grade Purity : 98.0% min Cu : 25% min Water Insoluble : 0.2% max Co : 0.02% max Sb: 25% min Fe : 0.25% max As : 0.006% max Cl : 0.02% max Pb : 0.006% max Ni : 0.02% max 25kgs/PP woven bags or 1000kgs/PP jumbo bag