Product Description Vitamin B1 Other Details Molecular Formula: C12H17ClN4OS Molecular Weight: 300.81 CAS Number: 59-43-8 Minimum Purity: 0.98 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: 0 Leadtime:0