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DE?? ??? ?? ?
?? 20??? ?? ??? ?? ?? ??? ??? ??.
?? ???? ?? ??? ?? ?? ??? ??? ??? ????: ????, ?? ??, ????, ?? ??, ?? ??.
Taiwan Provincial Standard of the People's Republic of China, ?? ??? ?? ?
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ?? ??? ?? ?
Professional Standard - Chemical Industry, ?? ??? ?? ?
Korean Agency for Technology and Standards (KATS), ?? ??? ?? ?
Japanese Industrial Standards Committee (JISC), ?? ??? ?? ?
Indonesia Standards, ?? ??? ?? ?
KR-KS, ?? ??? ?? ?