Research Article
Improved Chromatographic Methods for Determination of Bioactive Compounds from Aloe vera Leaves
Table 1
Main operational characteristics of the chromatographic methods.
| | | Column | Flow (mL/min) | Pressure (psi) | Injection volume (μL) |
| | HPLC/P | Gemini mm 5 μm (Phenomenex) | 0.5 | 2800 | 25 |
| | HPLC/M | Chromolith performance RP-18e (100 mm 4.6 mm) monolithic column (Merck) | 4.5 | 2200 | 25 |
| | UPLC | Acquity BEH C18 mm 1.7 μm (Waters) | 0.7 | 11000 | 1.5 |
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