Peak tailing
Possible Cause | Remedial Action |
---|---|
Extra column volume too large |
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Improper capillary connections |
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Dead volumes in capillary connections |
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Peak broadening
Possible Cause | Remedial Action |
---|---|
Extra-column volume too large |
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Temperature gradient in column |
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Capillaries partly clogged |
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Sample loop partly clogged | Run the script: D01 - Test System Back Pressure. |
Dead volumes in capillary connections |
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Peak broadening, increased dead time
Possible Cause | Remedial Action |
---|---|
After-column volume high |
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Needle seat filter clogged |
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Triangular peaks
Possible Cause | Remedial Action |
---|---|
Column overloaded (sample concentration too high) | Dilute the sample. |