Water treatment chemicals, polarised light micrograph. One of the chemicals is ferric ammonium sulphate (FAS), which is used in waste water treatment and as an etching agent in the production of electronic components. Magnification: x70 when printed at 10cm wide. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Gaff, Karl |
Bildgröße: | 5304 px × 7952 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |