Product Description Sulphur Black 1 Other Details Molecular Formula: C18H8N4O5S2 Molecular Weight: 424.41 CAS Number: 1326-82-5 Minimum Purity: 0 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 1g Leadtime:20 Days Sizes 2: 0 Leadtime:0 Sizes 3: 0 Leadtime:0