Benzoyl peroxide Cas no.:94-36-0 Chemical formula:c14h10o4 Molecular weight:242.22 Specifications Itemspecification Appearancewhite granule/powder Peroxide content75.00-78.00% Peroxide content on dry basis99.0%min Water21.00-25.00% Free chloride0.1%max Free acid0.5%max Melting point103-106pc Theoretical active oxygen6.62% Activity energy125.6kj/mol Decomposition temperature133pc(1++++)+72pc(10--¬) 20kg/paper carton.