Product Description Barium sulfate Other Details Molecular Formula: BaO4S Molecular Weight: 233.39 CAS Number: 7727-43-7 Minimum Purity: 0.97 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: 500g Leadtime:20 Days