gc Calibration % RSD failed what is the possible reasons?

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Question Posted / srinivas

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gc Calibration % RSD failed what is the possible reasons?..

Answer / hiren

First is not column proper installations
Secound is not proper work syrring
Thred is injector septa so much punching

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gc Calibration % RSD failed what is the possible reasons?..

Answer / ahmed

Also because of glass liner damages

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gc Calibration % RSD failed what is the possible reasons?..

Answer / yogesh patel

flow rate of gas not proper its cose fluctuation in assay

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gc Calibration % RSD failed what is the possible reasons?..

Answer / alasyam ramesh

1) Improper stabilisation of column and system.
2) injector septa bleeding
3) partial blockage of detector jet.
4) syring struck due to solvents nature( solvent viscosity).
5) plunger moving and taking improper injection volume.
6) some time may effect room temperature also

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gc Calibration % RSD failed what is the possible reasons?..

Answer / b.gangatharan

If %RSD is failing in GC calibration means we have to check & replace following things,
1.Injector septa
2.glass wools in liner
3.syringe
Thanks,
B.Gangatharan.

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