Product Description Brilliant Black BN Other Details Molecular Formula: C28H17N5Na4O14S4 Molecular Weight: 867.68 CAS Number: 2519-30-4 Minimum Purity: 80% Dye content 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