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Table 1 Chromatographic parameters for β-artemether and lumefantrine at different mobile phase compositions using Halo RP-Amide stationary phase column

From: A rapid stability-indicating, fused-core HPLC method for simultaneous determination of β-artemether and lumefantrine in anti-malarial fixed dose combination products

Mobile phase composition; Acetonitrile: 1mM phosphate buffer pH 3.0 β-artemether retention factor (k’) β-artemether peak symmetry factor (As) Lumefantrine retention factor (k’) Lumefantrine peak symmetry factor (As)
54:46 5.5 1.0 1.5 1.4
52:48 6.8 1.0 2.0 1.3
50:50 7.5 1.0 2.8 1.8
  1. t o = 0.4 min.