All Retatrutide Certificate of Analysis results(10,468 COAs)
TitrateLab · Certificate of Analysis

Retatrutide 99.8% Purity — JKL Chemical TechnologyCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.828%
Dose vs label +20.5% Over the labeled dose
Evidence Artifact captured
AI summary

Retatrutide batch 665394 tested at 99.828% purity by Janoshik (01 OCT 2025). Vial contained 36.15 mg with ~20% overfill vs. labeled quantity.

Test date
2025-10-01
Testing lab
Janoshik
Batch / lot
665394
Quantity
36.15 mg
label 30mg · tested 36.15 mg
Endotoxins
Assay method
Label dose
30mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.83% ranks higher than 48% of the 10463 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-10-01 by Janoshik. This test is newer than 17% of our catalogued Retatrutide certificates.

JKL Chemical Technology has 29 certificates in our corpus, including 3 for Retatrutide at a median tested purity of 99.83%.

Manufacturer
JKL Chemical Technology
View vendor profile
Peptides on this report
Retatrutide
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Community submission

Artifact captured

Submitted by distilled-oryx-12 +626

We have the certificate image — you can verify it loads from the upstream lab and matches the artifact shown here.

Dose
30mg
Catalogued
2026-07-28
OCR text Raw extracted text

Extracted via OCR. Names, emails, phone numbers, and street addresses are auto-redacted before display.

TEST REPORT
JANOSHIK
E-mail: [EMAIL_REDACTED]
Web: www.janoshik.com
Task Number #81517
Testing ordered > 11 SEP '25
Sample received > 29 SEP '25
Client
JKL
Sample
JKL RT30
[NAME_REDACTED]
JKL
Batch
665394
Sample description >
See picture or pictures attached.
Tests requested >
Assessment of a peptide vial or vials.
Results >
Retatrutide
36.15 mg
Purity
99.828%
Comments >
Analysis conducted > 01 OCT 2025
Signature >
Verify this test at www.janoshik.com/verify/ with the following unique key
VSKY329564Y3
Related

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