Perfluorononanoic acid (PFNA) molecule. PFNA is used as surfactant for the production of the fluoropolymer polyvinylidene fluoride. PFNA has been shown to be a persistent organic pollutant. Atoms are represented as spheres and are colour-coded: carbon (grey), fluorine (green), oxygen (red) and hydrogen (white). | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Andrade, Ramon / 3dciencia |
Taille de l’image : | 4827 px × 3620 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |