Test tube and rack. Test tubes are usually made from borosilicate glass,a combination of silica and boron oxide. This is resistant to thermal shock such as experienced during heating with a Bunsen burner | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Chillmaid, Martyn F. |
Bildgröße: | 3430 px × 5125 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |