Product Description Tetraethyl 2,2'-bipyridine-4,4'-bisphosphonate Other Details Molecular Formula: C18H26N2O6P2 Molecular Weight: 428.3564 CAS Number: 174397-53-6 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: 500mg Leadtime:20 Days Sizes 3: 1g Leadtime:20 Days