Product Description Disperse Blue 148 Other Details Molecular Formula: C19H19N5O4S Molecular Weight: 413.45 CAS Number: 52239-04-0 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 100mg Leadtime:50 Days Sizes 2: 0 Leadtime:0 Sizes 3: 0 Leadtime:0