Product Description Direct Blue 67 Other Details Molecular Formula: C34H24N5O12S3.3Na Molecular Weight: 859.76 CAS Number: 3354-97-0 Minimum Purity: 98% (HPLC) UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 5mg Leadtime:20 Days Sizes 2: 25mg Leadtime:20 Days Sizes 3: 0 Leadtime:0