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

SCC, ? ?? ? ???? ??

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

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

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

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

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

GOSTR, ? ?? ? ???? ??

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

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

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

GSO, ? ?? ? ???? ??

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

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

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

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

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

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

Professional Standard - Business, ? ?? ? ???? ??

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

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

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

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

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

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

NL-NEN, ? ?? ? ???? ??

  • NEN 6482-1982 ?. ???? ??? ? ???? ??? ?? ??? ? ??? ?? ??? ?? ?????.
  • NEN 6481-1983 ?. ???? ??? ? ???? ??? ?? ??? ? ??? ?? ??? ?? ?????.
  • NEN 6646-1990 ?. ?? ?? ??(Kjeldahl ??)? ?? ??? ?? ??? ? ???? ?? ? ?? ?? ??? ?? ?? ??

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

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

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

Association of Official Analytical Chemists (AOAC), ? ?? ? ???? ??

Professional Standard - Urban Construction, ? ?? ? ???? ??

European Committee for Electrotechnical Standardization(CENELEC), ? ?? ? ???? ??

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

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

Professional Standard - Light Industry, ? ?? ? ???? ??

PH-BPS, ? ?? ? ???? ??

Professional Standard - Environmental Protection, ? ?? ? ???? ??





?2007-2024 ??? ??

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