Product Description Acid Blue 27 Other Details Molecular Formula: C22H17N2NaO5S Molecular Weight: 444.44 CAS Number: 6408-51-1 Minimum Purity: 0 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: 25g Leadtime:20 Days