Colour Interval Value Publication Food Name Reference
[ 0.00, 0.25 ) 0.00 mg/100 g FW Grapefruit Lugasi A., et al (2002) Flavonoid aglycons in foods of plant ori.... Acta Alimentaria 31:63-71
[ 0.25, 0.51 ) 0.50 mg/100 g FW Grapefruit - Pulp Justesen, et al (1998) Quantitative analysis of flavonols, flav.... Journal of Chromatography A 799:101-10 PubMed (9550103)