Table 1: Phosphate concentration resolution limits with different methods.
Method | Resolution limit (μM) | Refs. |
FIA-P | 100 | [22] |
Amperometric molybdate complex | 0.3 | [23] |
Amperometric POD/O2 | 1 | [24] |
Amperometric POD/H2O2 | 3.6 | [25] |
Ion chromatography | 0.1 | [26] |
Capillary electrophoresis | 0.1 | [27] |
Luminescent plate Europium-tetracycline | 3 | [28] |
Fluorescent PVC matrix Al-morin ionophore | 0.2 | [29] |
FIA-P: Flow Injection Potentiometric Analysis; POD: Pyruvate Oxidase.