Electromagnetic compatibility of technical equipment. Immunity of technical equipment intended for use in residential, commercial and light-industrial environments. Requirements and test methods
Benzidine. Determination of concentration in water by liquid-liquid extraction or solid phase extraction and reverse phase high performance liquid chromatography/particle-beam interface/mass-spectrometry
Mineral fertilizers. Method for determination of total mass fraction of nitrogen in compound fertilizers (distillation method using the chromium reduction of nitrate nitrogen and mineralization of organic nitrogen)
