This document specifies the model, requirements, test methods, inspection rules and marking, packaging, transportation and storage of condensed methylphenyl silicone resin. This document applies to the hydrolysis-condensation method of chlorosilanes (including methyltrichlorosilane, dimethyldichlorosilane, phenyltrichlorosilane, diphenyldichlorosilane), alkoxysilanes [including methyltrimethoxy (ethoxy)silane, dimethyldimethoxy (ethoxy)silane, phenyltrimethoxy (ethoxy)silane, diphenyldimethoxy (ethoxy)silane] hydrolysis - Condensed methylphenyl silicone resin prepared by condensation method.