Solid mineral fuel. Determination of total fluorine by combustion in calorimeter bomb with subsequent determination in solution by means of ion selective electrode
Noise of machines. Measurement of emission sound pressure levels at a work station and at other specified positions. Engineering method in an essentially free field over a reflecting plane
Mineral fertilizers. Method for determination of total mass fraction of nitrogen in compound fertilizers (in ammonium and amide forms, using hypochlorite method)
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