GV 050 Series GV 050/3 Glass Vacuum Filtration Device, sieve filter, hose coupling connection, erlenmeyer flask 1000 ml (NS45), silicone cap and supplied with air inlet GV 050/3 Glass vacuum filtration device, sieve filter, hose coupling connection Chemically resistant to most aqueous and organic solutions. Resistant to acids and caustic solutions. Autoclavable and can be sterilized in dry heat to 180°C. Can be used up to 200°C. GE Healthcare offers a choice of Whatman holders for use with membrane filters.