WK86996 Condition Monitoring of Ester Breakdown I & II in In-Service Polyol Ester Lubricants by Trend Analysis using Fourier Transform Infrared (FT-IR) Spectrometry
WK86995 Condition Monitoring of Glycol in In-service Petroleum and Hydrocarbon-Based Lubricants by Trend Analysis using Fourier Transform Infrared (FT-IR) Spectrometry