Laboratory glassware washer LW190 mainly cleaning volumetric flasks, round bottom bottles, pipette, petri dishes and many other laboratory glasswares. The shell material is 304 stainless steel and the cleaning chamber is 316L stainless steel with two layer cleaning basket.7 inch full color OLED LCD touch screen operating system with fingerprint recognition system and SD card data storage system.There are 30 standard procedures and 120 self-defined procedures can be selected to against different pollutions.Double circulation pump adopts variable frequency soft-start function and the circulating water can be adjusted from 0-400L/min.