All Retatrutide Certificate of Analysis results— 9826 COAs
TitrateLab · Certificate of Analysis

Retatrutide 99.8% Purity — Qing Li PeptideCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.80%
Dose vs label +57.0% Over the labeled dose +49.7% vs vendor claim
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabG tested this retatrutide batch (RT10/2025-10-15-D) at 99.8% purity via HPLC. The tested quantity of 15.7mg significantly exceeded the 10mg label, representing a 49.7% deviation. Endotoxin status is not applicable, and the test is recent (3-6 months old). Customers can cross-check on the lab's public verification URL.

Watch out for
  • quantity deviation (49.7%)
  • no endotoxin test
Test date
2026-01-22
Testing lab
LabG
Batch / lot
RT10/2025-10-15-D
Quantity
15.7mg
label 10mg · tested 15.7mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
5.9
Label dose
10mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.80% ranks higher than 43% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-01-22 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 42% of our catalogued Retatrutide certificates.

Qing Li Peptide has 348 certificates in our corpus, including 119 for Retatrutide at a median tested purity of 99.80%.

Manufacturer
Qing Li Peptide
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Finnrick

Artifact captured

We have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.

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Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
10mg
Container
No Label / Copper Crimp / Clear Cap
Catalogued
2026-04-16
Artifact hash
e0166207ad9d6fe7…
Saved source

Saved source document

sha256:dfce51e69a5ac11a… — immutable copy held by TitrateLab

Related

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This certificate is part of TitrateLab's community-trust corpus. See more from Qing Li Peptide or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →