Product Description Direct Yellow 26 Other Details Molecular Formula: C27H18N6O7.2Na Molecular Weight: 584.45 CAS Number: 2829-42-7 Minimum Purity: 0 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