Product Description Acid Red 88 Other Details Molecular Formula: C20H13N2NaO4S Molecular Weight: 400.38 CAS Number: 1658-56-6 Minimum Purity: 98% (HPLC) 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