Colour Interval Value Publication Food Name Reference
[ 0.03, 0.09 ) 0.03 mg/100 ml Am.Hefeweizen Stevens J.F., et al (1999) Quantitative analysis of xanthohumol and.... Journal of Chromatography A 832:97-107 PubMed (10070768)
[ 0.09, 0.15 ) 0.13 mg/100 ml Am. Porter Stevens J.F., et al (1999) Quantitative analysis of xanthohumol and.... Journal of Chromatography A 832:97-107 PubMed (10070768)
[ 0.15, 0.22 ) 0.21 mg/100 ml Imported stout Stevens J.F., et al (1999) Quantitative analysis of xanthohumol and.... Journal of Chromatography A 832:97-107 PubMed (10070768)