p-Phenylenediamine (PPD) hair dye molecule. Also precursor in polymer synthesis. Known contact allergen, possibly carcinogenic. Stylized skeletal formula (chemical structure): Atoms are shown as color-coded circles: hydrogen (hidden), carbon (grey), nitrogen (blue). | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / Molekuul |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |