All Retatrutide Certificate of Analysis results— 9828 COAs
TitrateLab · Certificate of Analysis

Retatrutide 96.0% Purity — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result

Tested purity 96.0% Acceptable purity · 95.99%
Dose vs label -15.0% Under the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

This COA was tested by an independent third-party lab, LabE. The retatrutide batch A044RTLT-20 showed 95.99% purity via HPLC and mass quantification. However, the tested quantity was 17mg against a 20mg label, representing a 15% deviation. Endotoxin status is not applicable, and the test date is unknown, preventing recency assessment.

Watch out for
  • quantity deviation (15%)
  • no endotoxin test
  • unknown test date
Test date
Testing lab
LabE
Batch / lot
A044RTLT-20
Quantity
17mg
label 20mg · tested 17mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
4.6
Label dose
20mg
Context

How this result compares

This Retatrutide certificate's tested purity of 95.99% ranks higher than 2% of the 9823 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Testing method by LabE via HPLC + mass quantification + endotoxins.

Qingdao Sigma Chemical has 510 certificates in our corpus, including 48 for Retatrutide at a median tested purity of 99.61%.

Manufacturer
Qingdao Sigma Chemical
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Finnrick

Artifact captured

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Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
20mg
Container
White Label / Silver Crimp / Orange Cap
Catalogued
2026-04-16
Artifact hash
179c89574cf6b4ab…
Saved source

Saved source document

sha256:bcaa94f33ef60019… — immutable copy held by TitrateLab

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