Product Description 2H-Pyran-3,5(4H,6H)-dione Other Details Molecular Formula: C5H6O3 Molecular Weight: 114.1 CAS Number: 61363-56-2 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 250mg Leadtime:20 Days Sizes 2: 1g Leadtime:20 Days Sizes 3: 5g Leadtime:20 Days