Russian standards PDF

System of product quality indices. Decontaminating compositions. Nomenclature of indices

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System of quality indexes for production. Plants of geological prospection boring. Boring pumps. Nomenclature of indexes

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Reagents. Nickel nitrate 6-aqueous. Specifications

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Reagents. Potassium iodate. Specifications

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Reagents. Potassium ferricyanide. Specifications

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Drinking water. Methods for determination of sulfate content

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