Filtering copper sulphate crystals. A solution containing the crystals was decanted into a cone of filter paper,which allows the solution to pass through while retaining the crystals | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Chillmaid, Martyn F. |
Bildgröße: | 2848 px × 4256 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |