Robuta

https://scirp.org/journal/paperinformation?paperid=22867
Discover the superior performance of a cobalt-iron alloy thin-film electrode-based hydrogen-phosphate-ion sensor. Stable for over 7 weeks with rapid response...
iron alloythin filmhydrogen phosphatecobaltpotentiometric
https://www.abmstore.my/products/di-potassium-hydrogen-phosphate-anhydrous-ar-systerm-500g-di-kalium-hidrogen-fosfat
1. CAS No: 7758-11-4 2. Formula: K2HPO4 3. M = 174.18g/mol 4. Assay (acidimetric): min.99.0%
potassium hydrogen phosphatedianhydrousarkalium