Research Article
Application of HPLC with ELSD Detection for the Assessment of Azelaic Acid Impurities in Liposomal Formulation
Table 3
LODs and RRFs for the identified impurities.
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RF: recovery factor, RRF: ratio of the recovery factor of an impurity (RFI) to the recovery factor of azelaic acid (RFAA), I1–I9: identified impurities, and AA: azelaic acid. |