Copper sulphate. Copper (II) sulphate pentahydrate (CuSO4 5H2O) in a beaker. Transition metal salts are often coloured. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Giphotostock |
Taille de l’image : | 3416 px × 5150 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |