Potassium permanganate and iron sulphate. Test tubes containing potassium permanganate solution (purple,left) and iron (II) sulphate solution (pale green,right) | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Chillmaid, Martyn F. |
Bildgröße: | 3717 px × 5575 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |