Creating Alum crystals. Image 4 of 5. Slurry of aluminium dissolved in sodium hydroxide Al(KOH) and filtered into sulfuric acid H2SO4 is heated until a clear solution is created for the formation of alum crystals. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Grant, Spencer |
Bildgröße: | 2912 px × 4368 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |