Chemical structure of propylparaben, a preservative molecule. Propylparaben (E216) is a rather controversial preservative.


A realistic rendering of the molecule using molecular visualization tools and structure obtained by either x-ray or NMR. Atoms are represented as spheres with conventional color coding: hydrogen (white), carbon (grey), oxygen (red), nitrogen (blue), chlorine (green), ...


Size: 5000px × 3750px
Photo credit: © ibreakmedia / Alamy / Afripics
License: Royalty Free
Model Released: No

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