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 is added to beakers with different solutions. Left to right: acidic (0.01 M hydrochloric acid, HCl), neutral (pH=7 buffer solution), alkaline (0.01 M sodium hydroxide, NaOH). | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / SCIENCE SOURCE / Turtle Rock Scientific |
Bildgröße: | 5108 px × 3396 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |