Measuring the pH of a solution of sodium triphosphate, a common detergent. The sodium polyphosphate dissolves readily in water, with pH 7, forming a weakly alkaline solution with a pH of just over 9.1. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / RHYS LEWIS & MINH TAN PHAM, AHS, DECD, UNISA |
Modell-Rechte: | nicht erforderlich |
Länge: | 20 Sekunden |
Seitenverhältnis: | 16:9 |
Restrictions: | - |