Tirzepatide 99.8% Purity — Reta PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this Tirzepatide at 99.83% purity via HPLC and mass quantification. The tested quantity was 18.7mg against a 20mg label, a deviation of -6.5%. Endotoxin status is not applicable. The test is older (6-12 months) and no batch ID was provided. Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- stale (6-12 months)
- no batch ID
- Test date
- 2025-06-20
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 18.7mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.3
- Label dose
- 20mg
How this result compares
This Tirzepatide certificate's tested purity of 99.83% ranks higher than 51% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-06-20 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 17% of our catalogued Tirzepatide certificates.
Reta Peptide has 249 certificates in our corpus, including 38 for Tirzepatide at a median tested purity of 99.87%.
Test report image
Finnrick
Artifact capturedWe have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.
Verify on the upstream labSaved source document
sha256:f3a12ba3809b3180…
— immutable copy held by TitrateLab