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Mastering analytical challenges for the characterization of pentacyclic triterpene mono- and diesters of Calendula officinalis flowers by non-aqueous C30 HPLC and hyphenation with APCI-QTOF-MS.
Nicolaus C, Sievers-Engler A, Murillo R, D'Ambrosio M, Lämmerhofer M, Merfort I. Nicolaus C, et al. Among authors: lammerhofer m. J Pharm Biomed Anal. 2016 Jan 25;118:195-205. doi: 10.1016/j.jpba.2015.10.025. Epub 2015 Oct 21. J Pharm Biomed Anal. 2016. PMID: 26562182
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