Universal indicator test. Universal indicator changes its colour depending on the pH of the solution. Here after an indicator strip was dipped in a buffer solution with pH=7.01,the strip colour changed to green indicating an neutral solution | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Giphotostock |
Taille de l’image : | 3390 px × 5094 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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