Tesamorelin 98.8% Purity — Peptides 4 ResearchCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabA. The Tesamorelin showed 98.82% purity via HPLC and mass quantification. However, the tested quantity was 4.26mg against a 5mg label, a deviation of -14.8%. Endotoxin status is unknown, and the test is stale (over 1 year old).
- stale (1+ years old)
- no endotoxin test
- significant quantity deviation
- Test date
- 2025-05-07
- Testing lab
- LabA
- Batch / lot
- (no batch ID)
- Quantity
- 4.26mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 3.5
- Label dose
- 5mg
How this result compares
This Tesamorelin certificate's tested purity of 98.82% ranks higher than 14% of the 2240 Tesamorelin certificates with a purity result we have catalogued (median 99.46%).
Tested 2025-05-07 by LabA via HPLC + mass quantification + endotoxins. This test is newer than 3% of our catalogued Tesamorelin certificates.
Peptides 4 Research has 20 certificates in our corpus, including 4 for Tesamorelin at a median tested purity of 98.94%.
Test report image
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