Product Description Naphthol blue black Other Details Molecular Formula: C22H14N6O9S2.2Na Molecular Weight: 616.5 CAS Number: 1064-48-8 Minimum Purity: Dye content 84% 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
