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Fertilizers. Determination of the water-soluble potassium content
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Electricity metering equipment (a.c). Particular requirements. Part 11. Electromechanical meters for active energy (classes 0,5; 1 and 2)
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Textiles. Determination of deodorant properties. Part 3. Gas chromatography method
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Rare-earth metals and their oxides. Method of determination of silicon
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