Product Description Copper(II) sulfate, anhydrous Other Details Molecular Formula: CuO4S Molecular Weight: 159.61 CAS Number: 7758-98-7 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 25g Leadtime:20 Days Sizes 2: 100g Leadtime:20 Days Sizes 3: 250g Leadtime:20 Days