Phenolphthalein indicator. Phenolphthalein indicator changes its colour depending on the pH of the solution, it turns colourless in acidic solutions and pink/fuchsia in basic solutions. Here phenolphthalein solution was added to 5% vinegar (acidic). | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Giphotostock |
Bildgröße: | 5079 px × 3403 px |
Modell-Rechte: | nicht erforderlich |
Restrictions: |
|