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Ammonium nitrate for industrial use. Method determination of total nitrogen content (titrimetric) after distillation
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Metrology. Reference materials. Methods of production and calibration of reference materials of rocks and mineral raw materials
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Fuels for internal combustion engines. Liquefied petroleum gases. Technical requirements and test methods
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Gasoline and methanol fuels. Determination of total oxygen content by methods of reductive pyrolysis
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