Colour Interval Value Publication Food Name Reference
[ 0.83, 0.96 ) 0.83 mg/100 ml Grapefruit pure juice - Pink Marsh Mouly P., et al (1998) Simultaneous separation of flavanone gly.... Journal of Chromatography A 800:171-179 PubMed (9561761)
[ 0.96, 1.09 ) 1.08 mg/100 ml Commercial grapefruit juice 9 - Pure juice Ross S.A., et al (2000) Variance of common flavonoids by brand o.... Fitoterapia 71:154-161 PubMed (10727812)