Russian standards

Flange union elbows for tube connections on external cone. Construction and dimensions

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Ferroboron. Methods for the determination of aluminium

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Cracker. General specifications

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Radiation detectors. Terms and definitions

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Alcoholic beverages and raw materials for its production. Spectrophotometric method for determination of mass concentration higher alcohols

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Instrument for separation of arsenic in steels, casts irons and alloys. Specifications

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