Methyl red indicator. Methyl red indicator changes its colour depending on the pH of the solution, it is red below 4.4 and yellow above 6.2. Here methyl red (centre) is added to beakers with an acidic solution (0.01 M hydrochloric acid, HCl, left) and an alkaline solution (0.01 M sodium hydroxide, NaOH, right). | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / SCIENCE SOURCE / Turtle Rock Scientific |
Bildgröße: | 5151 px × 3422 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |