Red cabbage pH indicator solution. Acidic lemon juice (red), alkali sodium bicarbonate (blue) and neutral water (purple)

---

Acidic lemon juice (red), alkali sodium bicarbonate (blue) and neutral tap water (purple) showing property of anthocyanin in red cabbage juice

---

Size: 5748px × 3832px
Photo credit: © Ian Redding / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: acid, acidic, alkali, anthocyanin, base, bicarbonate, blue, cabbage, changing, chemistry, citric, colours, education, experiment, home, indicator, juice, kitchen, lemon, neutral, ph, purple, red, school, science, scientific, soda, sodium, solution, tap, water