Carbon-12, illustration. Carbon-12 is used as a reference standard in mass spectrometry and as a basis for atomic weights. | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / Bulgar, Wladimir |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |