Product Description Tetrabutylphosphonium benzotriazolate Other Details Molecular Formula: C16H36P.C6H4N3 Molecular Weight: 377.55 CAS Number: 109348-55-2 Minimum Purity: >96% 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