TitrateLab · Certificate of Analysis

TB-500 — Reta PeptideCertificate of Analysis · Independent third-party lab result

Purity Blend Blend tests measure quantity per component, not overall purity — a purity assay for a multi-peptide sample needs separate chromatographic runs.
Dose vs label No quantity measurement on this report.
Evidence Artifact captured Trust: low Blend
AI summary Source unclear

Source attribution for this COA is incomplete, showing a tested quantity of 10.56mg for TB-500 from www.reta-peptide.com. Purity and endotoxin results are not available, and the batch ID is unknown. The test date is recent (3-6 months old), but customers should treat this as one data point and not as confirmation.

Watch out for
  • unknown purity
  • no endotoxin test
  • unknown batch ID
Test date
2025-11-20
Testing lab
Janoshik
Batch / lot
Quantity
Endotoxins
Assay method
Context

How this result compares

We have catalogued 1495 TB-500 certificates; across the 1295 with a purity result the median tested purity is 99.38%.

Tested 2025-11-20 by Janoshik. This test is newer than 30% of our catalogued TB-500 certificates.

Reta Peptide has 262 certificates in our corpus, including 14 for TB-500 at a median tested purity of 98.13%.

Manufacturer
Reta Peptide
View vendor profile
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

janoshik_blend_derived

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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Catalogued
2026-04-24
Artifact hash
72d2138475b29941…
Related

Other TB-500 certificates

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