... processor as the control core, and mini operating system.Real-time depict the electrolytic speed time change curve ... No.: XHWS180Detectable material as below:1. Gasoline, hydraulic oil, insulating oil, transformer oil, turbine oil, anti-fuel2. Pentane, hexane dimethyl butane, octane, ... of various testers in China, now has quality transformer oil moisture content analyser/tester with lcd display for sale ...