Product Description Pigment Red 23, tech. Other Details Molecular Formula: C24H17N5O7 Molecular Weight: 487.42 CAS Number: 6471-49-4 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