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Professional Standard - Chemical Industry, ?? ???? ??

PL-PKN, ?? ???? ??

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ?? ???? ??

Taiwan Provincial Standard of the People's Republic of China, ?? ???? ??

American Society for Testing and Materials (ASTM), ?? ???? ??

Korean Agency for Technology and Standards (KATS), ?? ???? ??

Professional Standard - Petrochemical Industry, ?? ???? ??

TR-TSE, ?? ???? ??

SCC, ?? ???? ??

Fujian Provincial Standard of the People's Republic of China, ?? ???? ??

HU-MSZT, ?? ???? ??

Japanese Industrial Standards Committee (JISC), ?? ???? ??

YU-JUS, ?? ???? ??

BE-NBN, ?? ???? ??

International Organization for Standardization (ISO), ?? ???? ??

國家市場監督管理總局、中國國家標準化管理委員會, ?? ???? ??

RO-ASRO, ?? ???? ??

RU-GOST R, ?? ???? ??

CZ-CSN, ?? ???? ??

國家質量監督檢驗檢疫總局, ?? ???? ??

GSO, ?? ???? ??

Professional Standard - Commodity Inspection, ?? ???? ??

Professional Standard - Coal, ?? ???? ??

中華人民共和國國家質量監督檢驗檢疫總局、中國國家標準化管理委員會, ?? ???? ??

Professional Standard - Electricity, ?? ???? ??

Universal Oil Products Company?(UOP), ?? ???? ??

Indonesia Standards, ?? ???? ??

Natural Gas Processor's Association (NGPA), ?? ???? ??

Association Francaise de Normalisation, ?? ???? ??

ZA-SANS, ?? ???? ??

未注明發布機構, ?? ???? ??

British Standards Institution (BSI), ?? ???? ??

國家能源局, ?? ???? ??

IN-BIS, ?? ???? ??

CEN - European Committee for Standardization, ?? ???? ??

工業和信息化部, ?? ???? ??

National Metrological Verification Regulations of the People's Republic of China, ?? ???? ??





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