This document specifies the terms and definitions, molecular formula, structural formula, relative molecular mass, CAS number, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of the nucleating agent diphenyl dihydrazide sebacic acid. . This document is applicable to the inspection of the nucleating agent sebacic acid diphenyl dihydrazide prepared by amidation reaction using sebacic acid dihydrazide and benzoyl chloride as main raw materials.