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Steel drill pipes for petroleum and natural gas industries. Specifications
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Iron ores, concentrates, agglomerates and pellets. Standard of accuracy of mass determination
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Reagents and superpure substances. Complexonometric method for determination of main substance content
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Engine oil for high-speed diesels of transport machines. Specifications
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Petroleum products. Determination of total sediment in residual fuel oils. Part 1. Hot filtration method
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