Bromothymol blue indicator. Bromothymol blue indicator changes its colour depending on the pH of the solution. Here bromothymol blue has been added to three vials with an acidic solution (left, 0.1 M hydrochloric acid, HCl), a neutral solution (centre, pH=7 buffer), and an alkaline solution (right, 0.1 M sodium hydroxide, NaOH). | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Science Source / Turtle Rock Scientific |
Taille de l’image : | 3416 px × 5146 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |