AI summary
Trust: medium
Third-party lab
This COA was tested by an independent third-party lab, LabE. The tirzepatide was found to be 99.92% pure via HPLC. The tested quantity was 19.4mg against a 20mg label, a -3.0% deviation. Endotoxin status is unknown. The test is older (6-12 months).
Watch out for
- no endotoxin test
- older (6-12 months)
- no batch ID
Test date
2025-09-30
Purity
99.92%
99.92%
Batch / lot
(no batch ID)
Lab
LabE
Quantity
label
20mg
tested
19.4mg
Qty vs label
-3.0%
Endotoxins
—
Test score
8.0
Manufacturer
Zhuoyan Lab
Certificate
Test report image
Certificate scan as published.
Source
Finnrick
✓ Artifact capturedWe have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact below.
Verify on upstream- Method
- HPLC + mass quantification + endotoxins
- Test type
- finnrick_composite
- Dose
- 20mg
- Container
- No Label / Silver Crimp / Gray Cap
- Catalogued
- 2026-04-16
- Artifact hash
524397d2e123451c…
This COA is part of TitrateLab's community-trust corpus.
See more from Zhuoyan Lab
or learn how trust scores are computed on the
methodology page.