Development and Validation of Near-Infrared Methods for the Quantitation of Caffeine, Epigallocatechin-3-gallate, and Moisture in Green Tea Production

<div>A typical HPLC chromatogram and the chemical structures of caffeine and EGCG.</div>

Journal of Analytical Methods in Chemistry

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Figure 3

Figure 3: Development and Validation of Near-Infrared Methods for the Quantitation of Caffeine, Epigallocatechin-3-gallate, and Moisture in Green Tea Production 

Figure 3 | Development and Validation of Near-Infrared Methods for the Quantitation of Caffeine, Epigallocatechin-3-gallate, and Moisture in Green Tea Production 