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ISO 6247:1998
Petroleum products -- Determination of foaming characteristics of lubricating oils
This International Standard specifies a method for the determination of the foaming characteristics of lubricating oils at specified moderate temperatures. It is applicable to lubricants which may or may not contain additives to modify or suppress the tendency to form stable foams. The ratings used to describe the foaming tendency and/or stability are empirical.
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International Organization for Standardization [iso]
International Organization for Standardization [iso]