Polarised light micrograph of penicillin,potassium salt crystallized from aqueous solution. Magnificatiom: 25 at 35mm size | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Walsh, John |
Taille de l’image : | 5148 px × 3442 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |