| Product description | The recombinant protein is an analogue of Treponema pallidum p41 (TmpA) antigen, expressed and derived from E.coli |
| Purification methods | Extraction of recombinant protein from washed Inclusion Bodies |
| Buffer composition | 0.02M Tris, 0.01M EDTA, 8M Urea, pH8.0 |
| Preservative | None |
| Storage | Frozen at -70 ˚C, avoid repeated freeze-thaw cycles |