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. 2012 Jul 27;7(7):e42061. doi: 10.1371/journal.pone.0042061

Figure 3. EGC reference standard from Nacalai USA (Product No. 0256454).

Figure 3

(a) HPLC chromatogram of EGC from Nacalai USA; (b) HPLC chromatogram of a combined sample of EGC from Nacalai USA and EGC from Sigma-Aldrich Corp.; and (c) 1H-NMR spectrum, record in CD3OD at 400 MHz of EGC (ca. 5 mg/mL) from Nacalai USA (Product No. 0256454).