Product Description 2,4,6,8-Tetrahydroxypyrimido-[5,4-d]pyrimidine Other Details Molecular Formula: C6H4N4O4 Molecular Weight: 196.12 CAS Number: 6713-54-8 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 100mg Leadtime:20 Days Sizes 2: 1g Leadtime:20 Days Sizes 3: 0 Leadtime:0