30mL Filter Tube Only, 30mm OD Medium Frit, 14/20, Airfree®, Schlenk, each

30mL Filter Tube Only, 30mm OD Medium Frit, 14/20, Airfree®, Schlenk. 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 90 degrees 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 90 degrees ADAPTER MUST BE ORDERED SEPARATELY. **Design Suggested By: Dr. John E. Bercaw and Dr. Barbara J. Burger, California Institute of Technology, Pasadena, CA. Made in the United States.