2 Installing 7890/7820/6890/6850 GC Columns
32 5975/5977 Series MSD Operating Manual
To Install a Capillary Column in a
Split/Splitless Inlet
Materials needed
• Gloves, clean
• Large (8650-0030)
• Small (8650-0029)
• Metric ruler
• Wrench, open-end, 1/4-inch and 5/16-inch (8710-0510)
• Capillary column
• Column cutter, ceramic (5181-8836) or diamond (5183-4620)
• Ferrules
• 0.27-mm id, for 0.10-mm id columns (5062-3518)
• 0.37-mm id, for 0.20-mm id columns (5062-3516)
• 0.40-mm id, for 0.25-mm id columns (5181-3323)
• 0.5-mm id, for 0.32-mm id columns (5062-3514)
• 0.8-mm id, for 0.53-mm id columns (5062-3512)
• Inlet column nut (5181-8830 for Agilent 7890 Series and 7820)
• Magnifying loupe
• Septum (may be old, used inlet septum)
To install columns in other types of inlets, refer to your GC User Information.
The GC operates at high temperatures. Do not touch any parts of the GC until
you are sure they are cool.
Always wear safety glasses when handling capillary columns. Avoid
puncturing your skin with the end of the column.
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