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Graphite. Method for determination of phosphorus

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Technical ethyl benzene. Specifications

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Petroleum and natural gas industries. Materials for use in H2S-containing environments in oil and gas production. Part 1. General principles for selection of cracking-resistant materials

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Ores and concentrates of non-ferrous metals. Size analysis and sedimentation methods for the determination of size distribution

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Tool joints of drilling pipes for core drilling

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Used petroleum products. Method for determination of relative viscosity

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