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Manganese ores concentrates and agglomerates. Methods of sampling and sample preparation for the determination of the grain composition

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Zinc concentrates. Methods for the determination of calcium oxide and magnesium oxide

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Petroleum and natural gas industries. Design and operation of subsea production systems. Part 4. Subsea wellhead and tree equipment

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Coal-tar oils. Gas chromatographic determination of basic component composition

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Goods of household chemistry. Method for determination of alkaline components

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Reagents. Copper II sulphate pentahydrate. Specifications

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