Iron solutions. Solutions of iron (II) ions (left) and iron (III) ions (right) in beakers | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Andrew Lambert Photography |
Bildgröße: | 4945 px × 3574 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |