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

Professional Standard - Agriculture, ??? ??? ??

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

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

Military Standard of the People's Republic of China-General Armament Department, ??? ??? ??

AT-ON, ??? ??? ??

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

Indonesia Standards, ??? ??? ??

Professional Standard - Machinery, ??? ??? ??

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

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

Professional Standard - Non-ferrous Metal, ??? ??? ??

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

Professional Standard - Aviation, ??? ??? ??

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

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

VDI - Verein Deutscher Ingenieure, ??? ??? ??

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

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

Professional Standard - Ferrous Metallurgy, ??? ??? ??

Group Standards of the People's Republic of China, ??? ??? ??

SCC, ??? ??? ??

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

German Institute for Standardization, ??? ??? ??

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

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

VN-TCVN, ??? ??? ??

  • TCVN 6624-2-2000 ?? ?? ?? 1?: ?? ?? ?? ? ??? ?? ?????? ??? ? ???? ??? ?? ?? ??? ?????.

Spanish Association for Standardization (UNE), ??? ??? ??

Lithuanian Standards Office , ??? ??? ??

Danish Standards Foundation, ??? ??? ??

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

European Committee for Standardization (CEN), ??? ??? ??

  • prEN 14211 ???? ??? ?? ?? ? ????? ? ???? ??? ???? ?? ??

GSO, ??? ??? ??

  • GSO ISO 21793:2024 ?? — ?? ???? ?? ? ? ?? ??(TOC), ?? ?? ??(DOC), ? ?? ??(TNb), ?? ?? ??(DNb), ? ?? ?(TPb) ? ??? ?? ?(DPb) ?? ??...

Standard Association of Australia (SAA), ??? ??? ??

CU-NC, ??? ??? ??

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

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





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