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                                                          Fig. 1.2.13.
                           Schematic diagram of HPLC post-column UV photolysis fluorescence detection system.
                              (Reproduced from ref. 209; J. Food Hyg. Soc. Japan, (1995) 36, p. 602, Fig. 1.).










































                                                          Fig. 1.2.14.
                                    Chromatograms of BEN [a,b], IMZ/INA [c,d] and PYR/CIN [e,f]
                               in rice fortified at 0.025 µag/g. Arrows in [e,f] indicate changing wavelength.
                              (Reproduced from ref. 209; J. Food Hyg. Soc. Japan, (1995) 36, p. 604, Fig. 2.).









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