Active Standard: D4310 - 10
Add a procedure to sample the oil at end of test for acid number. The acid number report is optional, but there is no method described for obtaining a sample.
Keywordsantiwear hydraulic oils; circulating oils; copper; corrosion; hydraulic oils; inhibited mineral oils; insoluble material; metal catalysts; oxidation; sludge; steam turbine lubricants; turbine oils;
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