THY-18F Oil Quality Analyzer is new generation on the basis of THY-20CD. This product is mainly used for measuring the contaminated degree of lubricants, basically solved the problem of 'when to change lubricants', and enabled users to change the lubricating oil based on oil quality not on a regular time basis, besides, it can detect the percentage of water content without sample oil. This instrument is easy to operate in no need of technicians, which can work continuously for 28 hours with DC or AC. Determining the degree of contaminate in lubricants within 3 min Detecting the percentage of water content in lubricants within 3 min Detecting metal particles beyond 60µm Determining whether the newly purchased lubricant is qualified Detecting the percentage of water content without standard sample oil