1. Can it be separated out by thin layer chromatography ? 2. Semicarbazide is used as a detection reagent in thin layer chromatography ( TLC ). 3. He analysed samples from Ward using thin layer chromatography in addition to the Griess test. 4. This compound is thus used as a stain to indicate amines in thin layer chromatography . 5. This is why they are used in gas chromatography, thin layer chromatography and affinity chromatography. 6. The familiar technique of thin layer chromatography may also be employed to determine an optimal solvent system. 7. The CRFs in thin layer chromatography characterize the " equal-spreading " of the spots. 8. It is used as a reagent in thin layer chromatography for staining phenolics, hydrocarbon waxes, alkaloids and steroids. 9. Capillary action is observed in thin layer chromatography , in which a solvent moves vertically up a plate via capillary action. 10. For this reason, thin layer chromatography is sometimes used by growers to assess the content of their products before use.
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