Universal indicator added to a beaker containing an acidic solution (vinegar). Universal indicator changes its colour depending on the pH of the solution | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Giphotostock |
Bildgröße: | 5115 px × 3392 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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