All Retatrutide Certificate of Analysis results(10,404 COAs)
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Tested vendor:Shanghai Erp Peptide Biotechnology All Retatrutide COAs & research All Retatrutide results & stats

Retatrutide 99.8% Purity — Shanghai Erp Peptide BiotechnologyCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.8%
Dose vs label +2.5% Essentially at label
Evidence Artifact captured
Test date
2026-05-25
Testing lab
LabG
Batch / lot
510004
Quantity
20.5mg
label 20mg · tested 20.5mg
Endotoxins
—
Assay method
HPLC + mass quantification + endotoxins
Test score
9.8
Label dose
20mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.80% ranks higher than 42% of the 10399 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-05-25 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 77% of our catalogued Retatrutide certificates.

Shanghai Erp Peptide Biotechnology has 121 certificates in our corpus, including 50 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

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Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
20mg
Container
No label / Silver crimp / Blue cap
Catalogued
2026-06-07
Artifact hash
af422cda0fc7b1cd…
Saved source

Saved source document

sha256:cbf0dd535f151616… — immutable copy held by TitrateLab

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All Retatrutide results & stats
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 →