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Information × Registration Number 0102U001511, ( 0203U006129  ) R & D request Title Research of possibilities to prolongate the validity of international standard simples and researching the methods of reproduction of its metrological concentration characteristics Head Registration Date 31-12-2002 Organization Iron and Steel Institute of Z.I.Nekrasov National Academy of Sciences of Ukraine popup.description1 popup.nrat_date 2024-12-11 Close