Copper (II) sulphate crystals being hydrated. Anhydrous copper (II) sulphate is white,while hydrated copper sulphate is blue | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Andrew Lambert Photography |
Taille de l’image : | 4903 px × 3578 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |