Table 4 The penalty points of the proposed chromatographic method according to the analytical Eco-scale
Reagents/Instruments | Penalty points (PPs) |
|---|---|
Acetonitrile | 3 |
NaOH | 2 |
HCl | 4 |
H2O2 | 4 |
Energy of HPLC | 0 |
Occupational hazard | 0 |
waste | 3 |
PPs | 16 |
Eco-scale score | 84 |