Potassium chromate solution. A test tube containing 0.25 M solution of potassium (K2CrO4) in water. s | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Giphotostock |
Taille de l’image : | 3383 px × 5146 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |