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Updated: Jul 17, 2026

Single-throughput Complementary High-resolution Analytical Techniques for Characterizing Complex Natural Organic Matter Mixtures
Published on: January 7, 2019
[Simultaneous determination of eight organic acids in Fructus mume by RP-HPLC]
Zhan-Guo Chen1, Bo-Ti En, Zhi-Qi Zhang
1College of Chemistry and Materials Science, Shaaxi Normal University, Xi'an 710062, China. chzhg@snnu.edu.cn
Objective:
To develop an HPLC method for the simultaneous separation and determination of oxalic acid (OA), tartaric acid(TA), malic acid(MA), vitamin C (VC), lactic acid (LA), acetic acid (AA) citric acid (CA) and succinic acid (SA) in Fructus mume.
Method:
Analytical column was Zorbax Eclipse XDB C18. Mobile phase was 0.5% (NH4) H2PO4 aqueous solution and detection wavelength was 214 nm. The flow rate of mobile phase was 0.5 mL x min(-1).
Result:
The regression equations (pH 2. 8, adjusted with phosphoric acid) of eight constituents have been established, r = 0.999 7, 0. 999 8, 0.999 2, 0.999 6, 0.999 1, 0.999 5, 0.999 8, 0.999 2 respectively. Meanwhile, the content and proportion relationship of eight organic acids in Fructus mume which yielded in Fujian (China) were investigated.
Conclusion:
This method was simple, accuracy and quick. The method can be used for the purpose of routine analysis and the quality control of a botanic (Fructus mume) containing these organic acid components.
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