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DE?? ?????????
?? 17??? ?? ?????????? ??? ??? ??.
?? ???? ?? ?????????? ??? ??? ??? ????: ??, ????.
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ?? ?????????
KR-KS, ?? ?????????
Korean Agency for Technology and Standards (KATS), ?? ?????????
GSO, ?? ?????????
SCC, ?? ?????????
International Organization for Standardization (ISO), ?? ?????????
Professional Standard - Chemical Industry, ?? ?????????
TR-TSE, ?? ?????????
Association Francaise de Normalisation, ?? ?????????