Liquid Chromatography
Across
- 2. The fluorescence detector detects fluorescence at an angle ____ to the incident light.
- 3. The smaller the packing particles in an HPLC column, the ____ the retention time.
- 4. Normal phase LC uses a ____ stationary phase.
- 6. Mobile phase pretreatment includes purgin, filtration, and ____.
- 7. ____ is the most common functional group in LC stationary phase. It's also known as a C-18 column.
- 9. Refractive index detector is a ____ detector for LC.
- 10. ____ with a fluorophore is necessary for those compounds that don't naturally fluoresce when using a fluorescence detector.
- 13. The refractive index detector requires a ____ solvent.
- 16. ____ has an intermediate polarity, and so can be used as both a polar or nonpolar phase for LC.
- 17. The ____ detector is the most sensitive.
- 18. Thin Layer Chromatography is sometimes called ____ chromatography.
- 20. Mobile phase transportation in HPLC relies on a ____ pump.
Down
- 1. A polarity of a mixture of solvents for the mobile phase can be calculated to provide the ____ ____ (2 words).
- 5. The retardation factor is always ____ one (2 words).
- 8. Light that is measured at the direction of the incident light in UV-Vis absorbance detector.
- 11. The smaller the packing particles in an HPLC column, the ____ the plate number.
- 12. The ____ electrode in the electrochemical detector is most important.
- 14. The electrochemical detector uses three electrodes: reference, working, and ____.
- 15. Reversed-phase LC uses a ____ stationary phase.
- 19. Absorbance is _____ to sample concentration.