Product Description Acid Yellow 49, tech. Other Details Molecular Formula: C16H13Cl2N5O3S Molecular Weight: 426.28 CAS Number: 12239-15-5 Minimum Purity: 0 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 1g Leadtime:20 Days Sizes 2: 0 Leadtime:0 Sizes 3: 0 Leadtime:0