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Mineral insulating oils. Detection and determination of specified additives
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Petroleum and natural gas industries. Electrical submersible pump units. General technical requirements
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Lubricants, industrial oils and related products (class L). Family C (Gears). Part 1. Specifications for lubricants for enclosed gear systems
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Petroleum and petroleum products. Determination of hydrogen sulfide, methyl- and ethylmercaptans by gas chromatography method
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Insulating oils. Detection of corrosive sulfur. Silver strip test
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Brown coals, hard coals and anthracite. Radiation methods for the determination of ash content
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