Light micrograph of aspirin and phenacetin from aqueous solution. x4/0.14 planapo. rheinberg pol, red/blue filter + analyser. 0.32 condenser. Hfw = 2.5mm. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / SCIENCE SOURCE / M. I. Walker |
Taille de l’image : | 7286 px × 4797 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |