This document specifies the classification and nomenclature, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of methylphenyl silicone oil. This document applies to applications consisting of dimethylsiloxane segments -Me2SiO-, diphenylsiloxane segments -Ph2SiO- or methylphenylsiloxane segments -MePhSiO-, trimethylsilyl or methyl Diphenyl terminated polymer.