Product Description Direct Orange 39, tech. Other Details Molecular Formula: C12N3H10SO3Na Molecular Weight: 299.28 CAS Number: 1325-54-8 Minimum Purity: 0 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 1g Leadtime:20 Days Sizes 2: 0 Leadtime:0 Sizes 3: 0 Leadtime:0