| Aktiva substanser | Betyg | Bibliogr. | Expandera | |
|---|---|---|---|---|
| 1 | Dietylentriaminpentaättiksyra | 100 | + | |
| 2 | Acetamider | 63 | + | |
| 3 | Glykolater | 47 | + | |
| 4 | Chloroacetates | 32 | + | |
| 5 | 21 | + | ||
| 6 | EGTA | 21 | + | |
| 7 | Nitrilotriättiksyra | 18 | + | |
| 8 | Aminooxyättiksyra | 16 | + | |
| 9 | EDTA | 13 | + | |
| 10 | Fluoracetater | 7 | + | |
| 11 | Fosfonoacetat | 4 | + | |
| 12 | Tioglykolater | 4 | + |