CAS#:2997-92-4Appearance:White crystalPurity:≥99%Melting Point:170~175℃Solubility:soluble in water, methanol ,the solution of acid ; insoluble in toluene Volatile Matters: ≤ 1.0%Iron(Fe):≤0.01%Uses:mainly used as polymerization initiator of cation.Packing:carton cash(20kg/barrel).