Improvement in the solvent evaporation injection technique for preparative supercritical fluid chromatography
β Scribed by G. Cretier; R. Majdalani; J. Neffati; J. L. Rocca
- Book ID
- 112722125
- Publisher
- Springer
- Year
- 1994
- Tongue
- English
- Weight
- 471 KB
- Volume
- 38
- Category
- Article
- ISSN
- 0009-5893
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π SIMILAR VOLUMES
Asolventventingtechniqueforinjection ofvolumesuptol plon 50 pm i.d. SFC columns has been compared to direct injection methods.The peak broadening and peak splitting observed with direct injection have been examined and found to be related to the starting pressure, the column temperature, and the sam
## Abstract The operating characteristics of a solventless injector for packed column supercritical fluid chromatography are described. Successful operation depends on the difference between the volatilities of the analytes and the solvent or matrix being sufficient for their separation by gas purg
## Abstract Peak broadening and sample recovery are important considerations when working with large sample volume injections in capillary SFC. To measure possible contribution to peak broadening in the venting valve, a tee coupling was inserted between the retention gap and the column. A standard