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Glycol is a potent contaminant that must be monitored whenever it is employed for heat transfer duties in engines or rotating equipment. There are several direct and indirect methods for glycol detection in oil, and more than one may be required to understand if a problem is occurring.
Techniques for measuring glycol concentrations in oil:
- Blotter Test
- Schiff's Reagent Method (Gly-Tek Kit)
- Gas Chromatography
- IR Spectroscopy
- Atomic Emission Spectroscopy