Colour Interval Value Publication Food Name Reference
[ 0.00, 0.01 ) 0.00 mg/100 ml Coffee Mattila P., et al (2006) Phenolic acids in berries, fruits, and b.... Journal of Agricultural and Food Chemistry 54:7193-7199 PubMed (25646848)
[ 0.01, 0.02 ) 0.01 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)