Anthocyanin: a pH indicator

Make your OWN pH Indicator from Red Cabbage!
Thoisoi2 – Chemical Experiments!
Sep 29, 2014

red cabbage: 28.7 mg/100g anthocyanin
elderberries: 1317 mg/100g
blueberries: 48 mg/100g,

Natural indicators
FlinnScientific
Dec 18, 2012
Rose petals, herbal (hibiscus) teas, grape juice, apple skins—students will love testing their favorite flowers or fruits.

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