Filter, Swivel Frit, Airfree®

Used in the filtration and recrystallization of highly sensitive materials. Filter tube has 14/20 standard taper inner joints at both ends along with a 14/20 outer joint for the connection to the 90º adapter. Isolation valve is supplied with a CG-961-01 0-4mm Chem-Vac™ Chem-Cap® valve. Adapter is available with a choice of 14/20 or 24/40 outer joint for attachment to vacuum line and is supplied with a CG-971-01 0-4mm metering Chem-Vac™ Chem-Cap® valve. See CG-1506 for single neck round bottom flasks for use with AF-0540 swivel frit filter.

PLEASE NOTE: FILTER TUBE AND 90º ADAPTER MUST BE ORDERED SEPARATELY.

**Design Suggested By: Dr. John E. Bercaw and Dr. Barbara J. Burger, California Institute of Technology, Pasadena, CA