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Composition of tomatoes and tomato products in antioxidants (WG1) page 76
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Fig. 15 HPLC profile of lycopene after storage of stock solution in chloroform with and
without Butyl hydroxy Toluene (BHT) at –20°C:
a-d, Chloroform solution with (d) and without (a) 0.1% BHT, day 0
b-e, Chloroform solution with (e) and without (b) 0.1% BHT, day 20
c-f, Evaporated chloroform solution which was (f) or not (c) containing 0.1% BHT, day 20
Fig 16. HPLC profile of lycopene after storage in mobile phase.
a-b, working solution at day 0 (a) and 20 (b)
c-d, working solution with BHT at day 0 (c) and 20 (d).
In parentheses, the areas of peaks as % of total area.
(From Scott, 1992)