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Anionic surface-active agents. Methods for determination of active matter
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Methods for the petrographic analysis of coals. Part 3. Method of determining maceral group composition
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Vessels and apparatuses. Norms and methods of strength calculation for openings reinforcement
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Rectifying column with copper cap trays. Types, main characteristics and dimensions
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Essential oils of citrus. Determination of CD value by ultraviolet spectrometric analysis
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Exported liquefied hydrocarbon gases from Russian region. Specifications
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