All Retatrutide Certificate of Analysis results— 9827 COAs
TitrateLab · Certificate of Analysis

Retatrutide 99.6% Purity — Peptide CraftersCertificate of Analysis · Independent third-party lab result

Tested purity 99.6% High purity · 99.58%
Dose vs label +31.3% Over the labeled dose +9.3% vs vendor claim
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabC tested this retatrutide batch (PC-J-RT10) at 99.58% purity via HPLC, with mass quantification. The tested quantity was 13.13mg against a 10mg label, a 9.3% deviation. Endotoxin status is unknown. This test is stale (over a year old), but customers can cross-check on the lab's public verification URL.

Watch out for
  • stale (1+ years old)
  • no endotoxin test
Test date
2025-02-28
Testing lab
LabC
Batch / lot
PC-J-RT10
Quantity
13.13mg
label 10mg · tested 13.13mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
6.9
Label dose
10mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.58% ranks higher than 18% of the 9822 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-02-28 by LabC via HPLC + mass quantification + endotoxins. This test is newer than 2% of our catalogued Retatrutide certificates.

Peptide Crafters has 113 certificates in our corpus, including 13 for Retatrutide at a median tested purity of 99.70%.

Manufacturer
Peptide Crafters
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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
Yellow, Black, White Label / Silver Crimp / Green Cap
Catalogued
2026-04-16
Artifact hash
4292cb80654bd1be…
Saved source

Saved source document

sha256:ad0ab87276286c25… — immutable copy held by TitrateLab

Related

Other Retatrutide certificates

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