Colour Interval Value Publication Food Name Reference
[ 53.00, 59.60 ) 53.00 mg/100 ml Coffee, drink Mattila P., et al (2002) Determination of free and total phenolic.... Journal of Agricultural and Food Chemistry 50:3660-3667 PubMed (12059140)
[ 59.60, 66.22 ) 66.21 mg/100 ml Coffee, regular Fujioka K., et al (2006) Quantitation of volatiles and nonvolatil.... Journal of Agricultural and Food Chemistry 54:6054-6058