Russian standards PDF

Steel and cast iron pipes and fittings. Acceptance, marking, packing, transportation and storage

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Hydrophobizing liquid 136-41. Specifications

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Oil seeds. Methods for determination of weed, oil-producing and foreign matters

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Mechanical quadrants with level. Specifications

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Oxygen-free copper bars for electrovacuum industry. Specifications

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Reagents. Magnesium nitrate hexahydrate. Specifications

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