A.A. Stakheev, T.P. Stolboushkina Al’manac of Modern Metrology № 2 (14) 2018, pages 246–250 Method of gravimetric standard additives applicable to mass spectrometry and optical emis-sion spectroscopy and method of spectrometry with isotopic dilution for measurements of impuri-ties in drinking water, powder of leather and food additives are applied in work. The analysis of sources of … Continue reading About results of participation in the development of State primary standard of nonorganic components in water solutions on the basis of gravimetric and spectral methods in comparisons of the Working group for nonorganic analysis of BIPM