Table 2 Comparison of the greenness profiles of proposed and a reported method using ESA tool
Reagents and instruments | Proposed method | Reported method [17] |
|---|---|---|
Chloroform | 0 | 2 |
Methanol | 0 | 6 |
Ammonia | 0 | 2 |
0.1%hexanesulfonic acid | 0 | 0 |
Acetonitrile | 6 | 0 |
Waste | 3 | 3 |
Occupational hazards | 3 | 3 |
Total penalty points | 12 | 16 |
Total score | 88 | 84 |