Copper sulphate solution that has been prepared in a beaker. Crystals of copper (II) sulphate (CuSO4) were added to the water and stirred until they dissolved to form this deep blue aqueous solution | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Andrew Lambert Photography |
Taille de l’image : | 3724 px × 4750 px |
Model Release : | Non requis |
Restrictions : | - |