| P521-20 | Protein Extraction and purification for use in Hair, Nail, Wool and Horn | 20 rxn | 347 € | 101biosystem | human |
| P521-4 | Protein Extraction and purification for use in Hair, Nail, Wool and Horn | 4 rxn | 167 € | 101biosystem | human |
| P521-80 | Protein Extraction and purification for use in Hair, Nail, Wool and Horn | 80 rxn | 937 € | 101biosystem | human |