RP-HPLC-ICPMS chromatograms of the three
arsenolipid standard compounds
AsHC332, AsHC360, and AsHC388 as oxo and thio analogues (300 μg
As L–1 of each compound in EtOH). ZORBAX Eclipse
XDB-C8 (4.6 × 150 mm, 5 μm); mobile phase, water/ethanol
gradient (70–90% EtOH, incl. 0.1% formic acid); flow rate,
1 mL min–1; column temperature, 30 °C; injection
volume, 20 μL.