Product Description Pigment Red 179 (Perylene Marron S-0640) Other Details Molecular Formula: C26H14N2O4 Molecular Weight: 418.4 CAS Number: 5521-31-3 Minimum Purity: 0 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 5g Leadtime:20 Days Sizes 2: 25g Leadtime:20 Days Sizes 3: 100g Leadtime:20 Days