Product Description Osmic Acid extrapure, 99% Other Details Molecular Formula: 0 Molecular Weight: 0 CAS Number: 20816-12-0 Minimum Purity: 0 UN Number: UN No.:2471 Dangerous Goods Class: IMCO Class No.:6.1 Packing Group: Packing Group:I Storage Temperature: Room Temperature Sizes 1: 0 Leadtime:45 - 60 Days Sizes 2: 0 Leadtime:0 Sizes 3: 0 Leadtime:0