Pyrethrin II. Molecular model of the insecticide pyrethrin II (C22.H28.O5), produced from chrysanthemum plants. Chemically, it is a terpenoid. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white) and oxygen (red). Illustration. | |
Licence : | Libre de droits |
Crédit: | Science Photo Library / Laguna Design |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |