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. 2017 Jan 16;7(4):452–465. doi: 10.1016/j.jtcme.2016.12.006

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© 2017 Center for Food and Biomolecules, National Taiwan University. Production and hosting by Elsevier Taiwan LLC.

This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).

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Fig. 1 — FTIR spectra (4000 cm⁻¹ to 370 cm⁻¹) of Andrographis paniculata (AP), Cinnamon zeylanicum (CZ), Curcuma xanthorrhiza (CX), Eugenia polyantha (EP) and Orthosiphon stamineus (OS) water extracts. Similar transmission trends were detected in all extracts.