• Excellent chemical resistance, components are made of PTFE, FEP, BSG, PP • Fully autoclavable at 121℃ • Four ranges of bottle-top dispenser covering a volume range from 0.5mL to 50mL • Easy for cleaning and maintenance • The optional flexible discharge tube with safety handle permits fast and precise dispensing • Vapor pressure max. 500mbar, viscosity max. 500mm2/s, • temperature max. 40oC, density max. 2.2g/cm3 • YSTE-FYQ50 is supplied with S40, GL32, GL38,GL25, GL28