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Liquid hydrocarbons. Determination of hydrogen sulfide and mercaptan sulfur by potentiometric titration
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Systems ground-control monitoring of boring process oil and gasdrill-holes. General technical requirements and test methods
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Petroleum products. Determination of the filterability of lubricating oils. Part 1. Oils in the presence of water
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Petroleum and natural gas industries. Production, storage and handling of liquefied natural gas. General safety requirements
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