Russian standards

Lead concentrates. Determination of silicon dioxide. Photometric and gravimetric methods

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Lead concentrates. Determination of aluminium. Photometric and atomic absorption methods

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Lead concentrates. Determination of calcium oxide and magnesium oxide. Titrimetric, gravimetric and atomic absorption methods

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Lead concentrates. Determination of germanium. Photometric method

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Zinc concentrates. Methods for the determination of silver and gold

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Zinc concentrates. Method for the determination of indium

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