
Programmable Cool On-Column (COC) Inlet
for GC
Programmable Cool On-Column Inlet
The temperature programmable cool on-column (COC) inlet for 8890, 8850, 8860, and 7890B gas chromatography systems allows direct injection of a GC sample onto a cool capillary column. This ensures quantitative sample transfer without thermal degradation of analytes.
The COC inlet offers high accuracy and reproducibility. It is ideal for thermally labile or unstable compounds or for GC samples containing components with large boiling-point differences that may experience discrimination when injected into a hot inlet.
The COC inlet offers high accuracy and reproducibility. It is ideal for thermally labile or unstable compounds or for GC samples containing components with large boiling-point differences that may experience discrimination when injected into a hot inlet.
- GC Inlets
Product Details
Features
- Automatic liquid injection supported directly onto columns having an internal diameter of 0.25 mm or greater
- Operate in track oven mode, where the inlet temperature follows the column oven, or program up to three temperature ramps
- Maximum operating temperature of 450 °C with optional sub-ambient control to -40 °C for the 8890 and 7890B GC systems
- Maximum operating temperature of 375 °C for the 8850 GC with no sub-ambient temperature control
- Maximum operating temperature of 400 °C for the 8860 GC with no sub-ambient temperature control
- Electronic septum purge flow control on 8890 and 7890 GCs to eliminate ghost peaks
- Optional solvent vapor exit on 8890 and 7890 GCs for large-volume injections
Literature
- Application Notes
-
High Temperature Simulated Distillation Performance Using the Agilent 8890 Gas Chromatograph
High temperature simulated distillation is evaluated on the Agilent 8890 GC
- Application Notes
- English
- 10 Dec 2021
- 937.86 KB
Comparison of Temperature Programmable Split/Splitless and Cool On-Column Inlets
Comparison of cool on-column vs split/splitless inlets for biodiesl characterization by gas chromatography
- Application Notes
- English
- 05 Mar 2018
- 700.06 KB
Spanish Version_High Temperature Simulated Distillation Performance Using the Agilent 8890 Gas Chromatograph
High temperature simulated distillation is evaluated on the Agilent 8890 GC
- Application Notes
- Spanish
- 12 Feb 2019
- 439.40 KB
- Data Sheets
Support
- Quick Reference Guides
-
Gas Chromatography Inlets
Highlights the features of and differences between GC inlets.
- Quick Reference Guides
- English
- 10 Jun 2022
- 165.35 KB
- User Manuals
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