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Reagents. General requirements for methods of analysis of anions impurities
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Methods for the petrographic analysis of coals. Part 5. Method of determining microscopically the reflectance of vitrinite
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Petroleum products. Determination of carbon residue. Conradson method
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East Siberia coals for power supply purposes. Specifications
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Titanomagnetite ores, ironvanadium concentrates, agglomerates and pellets. Methods for determination of silicon dioxide
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