Agilent Technologies 7200 - Preparing Column for CFT Fitting

38 Operation Manual
2 Installing GC Columns
To Prepare the Column Ends for a CFT Fitting
To Prepare the Column Ends for a CFT Fitting
Materials needed
• SilTite ferrules:
• 0.1- to 0.25-mm columns, pkg of 10 (5188-5361)
• 0.32-mm columns, pkg of 10 (5188-5362)
• 0.53-mm columns, pkg of 10 (5188-5363)
• Swaging nut
• Wrench, open-end, 1/4-inch and 5/16-inch (8710-0510)
Procedure
1 Obtain the appropriate metal ferrule.
2 Pass the tubing end through the internal nut and SilTite
ferrule leaving approximately 1 cm of fused silica tubing
protruding beyond the ferrule. Thread the ferrule
pre-swaging tool onto the internal nut with the tube
protruding (see Figure 4).
Figure 4 Assemble the internal nut, ferrule, and swaging nut