6. AOACSPIFANMethods-2018Awards

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8 H ostetler : J ournal of AOAC I nternational V ol . 100, N o . 3, 2017

Figure 1. Chromatogram of calibration solution with addition of lycopene standard. Lut = lutein, Apo = apocarotenal, BC = β-carotene, and Lyc = lycopene.

Figure 2. Chromatogram of heat-isomerized β-carotene solution. AC = α-carotene and BC = β-carotene.

Figure 3. Chromatogram of heat-isomerized α-carotene solution. AC = α-carotene and BC = β-carotene.