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DE?? ???
?? 10??? ?? ???? ??? ??? ??.
?? ???? ?? ???? ??? ??? ??? ????: ?? ??, ??? ??, ??? ? ???, ?? ? ?? ??.
化學工業部, ?? ???
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ?? ???
Korean Agency for Technology and Standards (KATS), ?? ???
RU-GOST R, ?? ???
Professional Standard - Chemical Industry, ?? ???