| Cas No.: | 196078-29-2 |
| pH value: | Corresponds to reference standard: PASS |
| Non-reduced CE-SDS: | 98.3% |
| SEC-HPLC: | 99% |
| Isoelectric Point: | Corresponds to reference standard |
| Bacterial Endotoxins Test: | <1 EU/ml |
| Exogenous Residual DNA: | <1 pg/mg |
| Residual protein A: | <1 ng/mg |
| Biological Activity: | Compared with standard, the range ofbiological activity is 99% |
| Osmolality: | Corresponds to reference standard: PASS |
| Peptide mapping: | Corresponds to reference standard: PASS |
| N-terminal sequence: | Corresponds to reference standard:PASS |
| Description: | Epratuzumab is a humanized monoclonal antibody derived from the murine IG2a monoclonal antibody, LL2 (EPB-2). |

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