Measurements of sulphur, phosphorus and nickel in biological samples by atomic emission spectroscopy method on the example of beef liver

A.A. Stakheev, T.P. Stolboushkina

FSUE “VNIIFTRI”, Mendeleevo, Moscow region
stakheev@vniiftri.ru,
stolboushkina@vniiftri.ru

Al’manac of Modern Metrology № 2 (22) 2020, pages 189–192

The work considers the method of atomic emission spectroscopy, describes the modes of pre­paration of labware, describes the preparation of samples, the parameters of the spectrometer when conducting and processing measurement results. As a confirmation of the correctness of the made measurements, the results of the international comparison CCQM-K145 are presented.

Key words: sulfur, phosphorus, nickel, biological samples, spectroscopy.

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