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

Retatrutide 99.9% Purity — Shanghai Erp Peptide BiotechnologyCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.90%
Dose vs label -49.5% Under the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabG tested this retatrutide batch (510004) at 99.9% purity via HPLC. However, the tested quantity was significantly under-dosed at 10.1mg against a 20mg label, a nearly 50% deviation. Endotoxin status is not available, and the test is recent (under 3 months). Customers can cross-check on the lab's public verification URL.

Watch out for
  • significant quantity deviation
  • no endotoxin test
Test date
2026-03-25
Testing lab
LabG
Batch / lot
510004
Quantity
10.1mg
label 20mg · tested 10.1mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
6.6
Label dose
20mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.90% ranks higher than 70% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-03-25 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 62% of our catalogued Retatrutide certificates.

Shanghai Erp Peptide Biotechnology has 114 certificates in our corpus, including 45 for Retatrutide at a median tested purity of 99.90%.

Manufacturer
Shanghai Erp Peptide Biotechnology
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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
20mg
Container
(no data)
Catalogued
2026-04-16
Artifact hash
39a32278a6cbb58b…
Saved source

Saved source document

sha256:1247e7d7291d92dc… — immutable copy held by TitrateLab

Related

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