IP 137: Determination of oil content of water mix metalworking oil dilutions

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  • Method adopted/last revised: 1982
  • Method reapproved: 2004
  • REF/ISBN: IP137-2934869
  • Status: Current
  • First printed in STM books: January 1982


This method determines the oil content of unused and used water mix metal working oil dilutions.

NOTE 1: In order to relate the results of this test to the actual content of water mix metal working oil in the dilution, a similar test should be made on a dispersion of the given water mix metal working oil which has been accurately diluted to a comparable extent.

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