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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

NO-SN, ??? ? ????? ??

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

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

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

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

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

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

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





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