| Cas No.: | 1380723-44-3 |
| pH value: | Corresponds to reference standard: PASS |
| Non-reduced CE-SDS: | 98.4% |
| SEC-HPLC: | 99.1% |
| Isoelectric Point: | Corresponds to reference standard:PASS |
| 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 of biological activity is 113% |
| Osmolality: | Corresponds to reference standard: PASS |
| Peptide mapping: | Corresponds to reference standard: PASS |
| N-terminal sequence: | Corresponds to reference standard:PASS |
| Description: | Atezolizumab (anti-PD-L1) is a fully humanized, IgG1 monoclonal antibody that blocks the interaction of PD-L1 with both PD-1 and B7.1, but not the interaction of PD-L2 with PD-1. |

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