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Fig. 4 | Chinese Medicine

Fig. 4

From: Chromatographic fingerprints analysis and determination of seven components in Danmu preparations by HPLC–DAD/QTOF-MS

Fig. 4

Representative HPLC chromatograms of mixed standards (a1, a2), Danmu Capsule (b1, b2) and Danmu Syrup (c1, c2) at wavelengths of 250 nm (a1, b1, c1) and 326 nm (a2, b2, c2). The peak numbers represented protocatechuic acid (1), neochlorogenic acid (14), cryptochlorogenic acid (15), chlorogenic acid (16) and sweroside (8), strictosamide (12) and vincosamide (13)

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Chinese Medicine

ISSN: 1749-8546

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