Colour Interval Value Publication Food Name Reference
[ 0.18, 0.36 ) 0.18 mg/100 ml Herbal teas - No 72 - Chamomile tea - Safeway, Inc. Friedman M., et al (2005) Distribution of catechins, theaflavins, .... Journal of Food Science 70:C550-C559
[ 0.36, 0.55 ) 0.54 mg/100 ml Herbal teas - No 74 - Chamomile herbal - The Stash Tea Co., Oregon Friedman M., et al (2005) Distribution of catechins, theaflavins, .... Journal of Food Science 70:C550-C559