All TB-500 Certificate of Analysis results— 1253 COAs
TitrateLab · Certificate of Analysis

TB-500 99.7% PurityCertificate of Analysis · Independent third-party lab result

Tested purity 99.7% High purity · 99.696%
Dose vs label +1.2% Essentially at label
Evidence Artifact captured
AI summary

TB-500 5mg vial tested at 99.696% purity with 1.2% overfill by East Peptide (Janoshik, Jan 2026). High-purity result; endotoxin status not reported.

Test date
2026-01-06
Testing lab
east peptide
Batch / lot
Unknown
Quantity
5.06 mg
label 5mg · tested 5.06 mg
Endotoxins
Assay method
Label dose
5mg
Context

How this result compares

This TB-500 certificate's tested purity of 99.70% ranks higher than 78% of the 1245 TB-500 certificates with a purity result we have catalogued (median 99.38%).

Tested 2026-01-06 by east peptide. This test is newer than 43% of our catalogued TB-500 certificates.

Peptides on this report
TB-500
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Community submission

Artifact captured

Submitted by distilled-oryx-12 +459

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

Dose
5mg
Catalogued
2026-07-19
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 #97179
Testing ordered > 04 DEC '25
Sample received > 30 DEC '25
Client east peptide
Sample TB500 5mg
[NAME_REDACTED] east peptide
[NAME_REDACTED] description >
See picture or pictures attached.
Tests requested >
Assessment of a peptide vial or vials.
Results >
TB-500 (TB4)
5.06 mg
Purity
99.696%
Comments >
Analysis conducted > 06 JAN 2026
Signature >
Verify this test at www.janoshik.com/verify/ with the following unique key
JLVSH5SSSTCZP
Related

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This certificate is part of TitrateLab's community-trust corpus. Learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →