This standard specifies the basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage and quality commitment of the flame retardant diethylene glycol bis[di-(2-chloroisopropyl)phosphate] . This standard applies to diethylene glycol bis[di-(2-chloroisopropyl)phosphate] flame retardants synthesized from phosphorus oxychloride, diethylene glycol and propylene oxide as the main raw materials. This product can be used as a flame retardant for polymer materials.