Certificates of Analysis
Public lot library for laboratory research materials. Research use only. Not for human consumption.
This is a public lot library for laboratory research materials supplied by PureLab Performance. There is no account wall. When a lot has been assayed, the lot number, laboratory, method, chromatographic purity, and content versus label claim are published here as on-page text, with a dedicated HTML page for that lot and the certificate PDF underneath. When a lot has not been assayed, or the certificate is not public, the row says pending or not posted. Absence of a lot page means the certificate is not public yet. It is not a pass, a fail, or an ISO 17025 claim. We do not claim every catalog item is lot-tested.
Posted lots
| Compound | Lot | Laboratory | Method | Purity | Content vs label | Report date | Record |
|---|---|---|---|---|---|---|---|
| Retatrutide | fghe8m6 | Krause Analytical, Austin | HPLC-UV-MS | >99.9% | 87.6% (26.3 mg of 30 mg stated) | 5 August 2026 | Lot page + PDF |
| BPC-157 | 8sprqvs | Krause Analytical, Austin | HPLC-UV-MS | >99.1% | 94.7% (9.47 mg of 10 mg stated) | 23 July 2026 | Lot page + PDF |
Fill versus label
| Lot | Label mg | Assay mg | % of label |
|---|---|---|---|
| fghe8m6 | 30 | 26.3 | 87.6% |
| 8sprqvs | 10 | 9.47 | 94.7% |
Machine-readable lot feed: https://purelabperformance.com/coa/lots.json. How to verify a Krause Analytical COA: https://purelabperformance.com/how-to-verify-a-krause-analytical-coa/.
Tirzepatide — COA pending
The tirzepatide research peptide product page currently reads LOT PENDING. There is no lot number, no purity figure, and no content-versus-label result to list. We do not describe this material as lot-tested.
Get notified when it publishes. There is no mailing-list form on this page yet. Email info@purelabperformance.com with the subject line TIRZ-COA. Dedicated pending page: /coa/tirzepatide/.
Certificate not posted yet
These in-stock research peptides do not have a public lot record in this library. That is not a test result. If a row is missing, the certificate is not public yet.
- 5-Amino-1MQ
- AOD-9604
- ARA-290
- CJC-1295 No DAC
- CJC-1295, Ipamorelin
- DSIP
- Epitalon
- FOXO4-DRI
- GHK-CU
- GLOW (BPC-157 / TB-500 / GHK-CU)
- Ipamorelin
- KLOW
- KPV
- MOTS-c
- NAD+
- Oxytocin
- PEG-MGF
- PT-141
- Selank
- Semax
- SS-31
- TB-500
- Tesamorelin
- Wolverine Stack (BPC-157 / TB-500)
How to read these records
Research Use Only (RUO). Materials listed here are for in vitro laboratory research only. They are not drugs, not dietary supplements, not food, and not for human or veterinary use. They are not intended to diagnose, treat, cure, or prevent any disease. No statements on this page have been evaluated by the FDA. Not for human consumption.