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GOST 7934.1-74
Watch oils and greases. Method for the determination of evaporability
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€10
GOST 32473-2013
Testing of chemicals of environmental hazard. Fish, acute toxicity test
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€10
GOST 32503-2013
Petroleum and natural gas industries. Drilling and production equipment. Subsurface barrier valves and related equipment. General technical requirements
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€10