Colour Interval Value Publication Food Name Reference
[ 263.64, 268.19 ) 263.64 mg/100 ml Filter F4 Sanchez-Gonzalez I., et al (2005) In vitro antioxidant activity of coffees.... Food Chemistry 90:133-139
[ 268.19, 272.74 ) 272.73 mg/100 ml Filter F3 Sanchez-Gonzalez I., et al (2005) In vitro antioxidant activity of coffees.... Food Chemistry 90:133-139