Chemistry student using a separating funnel for a solvent-based extraction in an undergraduate teaching laboratory. Postgraduate lab supervisor or demonstrator (in blue lab coat) overseeing the experiment. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / SCIENTIFIC PICTURE RESEARCH |
Bildgröße: | 5146 px × 3431 px |
Modell-Rechte: | vorhanden |
Eigentums-Rechte: | vorhanden |
Restrictions: | - |