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Fig. 4 | BMC Complementary and Alternative Medicine

Fig. 4

From: Study on health hazards through medicines purchased on the Internet: a cross-sectional investigation of the quality of anti-obesity medicines containing crude drugs as active ingredients

Fig. 4

Chromatogram in HPLC analyses under Method 2. Item number 14: an extract of rhubarb rhizome and reference standards of anthraquinones in rhubarb rhizome were analyzed by HPLC under Method 2. a, b, c, d, e, and f show, respectively, the chromatogram of item number 14, and the extracts of rhubarb rhizome, aloe-emodin, rhein, emodin, and chrysophanol

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BMC Complementary Medicine and Therapies

ISSN: 2662-7671

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