Product Description (S)-Butane-1,2-diol Other Details Molecular Formula: C4H10O2 Molecular Weight: 90.12 CAS Number: 73522-17-5 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 1g Leadtime:20 Days Sizes 2: 5g Leadtime:20 Days Sizes 3: 10g Leadtime:20 Days