- Acid Number (former TAN)
- Infrared Organic Spectrometry (FTIR)
- pH of fluid sample
- Viscosity, Kinematic (40°C, 100°C, Visc, Index)
- Wear Debris Analysis-Optical Ferrography (WDA)
- Reserve Alkalinity
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- Base Number (former TBN)
- Particle Cleanliness (ISO, SAE, or NAS Codes)
- Spectrometric Analysis (21 metals)
- Water by Karl Fischer Titration
- Wear Index-ferrous particle quantifier (WI)
- Density
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