... , Mindray, KHB, Dirui, Neusoft, etc. 2. Test analysis, reagent preparation, laboratory experiment, microbe culture, glassware rinsing, etc. 3. By ... pure water with constant pressure. 5. RS232 / RS422 software Order Guide: 1. If feed water contains sand, ion ... 30ppbApplicationFeed to all brands of automatic biochemistry analyzers, Laboratory analysis, and medical experiments.etc.Power:220V/50Hz 50-500W