GB/T 2440-2017 in English

《GB/T 2440-2017尿素》由TC105（全国肥料和土壤调理剂标准化技术委员会）归口，TC105SC2（全国肥料和土壤调理剂标准化技术委员会氮肥分会）执行，主管部门为中国石油和化学工业联合会。

Scope

This standard specifies the terms and definitions, requirements, test methods, inspection rules, marking, packaging, transportation and storage of urea. This standard is applicable to agricultural (fertilizer, urea, and industrial urea) produced by synthesis of carbon dioxide. There are national standards or industry standards for sulfur-coated urea. AUS32 special urea. Raw material urea implements corresponding standards. Note: Molecular formula of urea: CO(NH:): . Relative molecular mass: 60.055 (according to the 2013 International Relative Atomic Mass Table).