Product Description 1H-Benzotriazole, 5,5'-methylenebis- Other Details Molecular Formula: C13H10N6 Molecular Weight: 250.26 CAS Number: 15805-10-4 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 250mg Leadtime:50 Days Sizes 2: 1g Leadtime:50 Days Sizes 3: 5g Leadtime:50 Days