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Surface active agents. Determination of interfacial tension. Drop volume method
Document status: Active
Hard coals. Method for determination of oxidation
Document status: Replaced by GOST 8930-2015
Petroleum and natural gas industries. Progressing cavity pump systems for artificial lift. Part 1. Pumps. General technical requirements
Document status: Active
Lubricating oils containing additives. Method for determination of detergent potential
Document status: Active