Potassium dichromate. Beaker containing 0.25 M solution of potassium dichromate(VI) (K2Cr2O7). | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Giphotostock |
Taille de l’image : | 3336 px × 5030 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |