All TB-500 Certificate of Analysis results— 1242 COAs
TitrateLab · Certificate of Analysis

TB-500 99.3% Purity — Research 1 PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.3% High purity · 99.348%
Dose vs label +27.3% Over the labeled dose
Evidence Source archived
Test date
2026-01-29
Testing lab
Freedom Diagnostics
Batch / lot
Research 1
Quantity
12.73 mg
label 10mg · tested 12.73 mg
Endotoxins
Assay method
HPLC + MS
Label dose
10mg
Context

How this result compares

This TB-500 certificate's tested purity of 99.35% ranks higher than 47% of the 1234 TB-500 certificates with a purity result we have catalogued (median 99.38%).

Tested 2026-01-29 by Freedom Diagnostics via HPLC + MS. This test is newer than 50% of our catalogued TB-500 certificates.

Research 1 Peptides has 222 certificates in our corpus, including 4 for TB-500 at a median tested purity of 99.23%.

Manufacturer
Research 1 Peptides
View vendor profile
Source

Freedom Diagnostic

Source archived

We archived this certificate's source document — an immutable, SHA-256-fingerprinted copy held by TitrateLab (see Saved source document below). It stays verifiable even if the upstream page disappears.

Method
HPLC + MS
Test type
freedom_composite
Dose
10mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:1b0f98e4f939c6f2… — immutable copy held by TitrateLab

Download the saved PDF (sha256 1b0f98e4f939…)
Related

Other TB-500 certificates

All TB-500 results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from Research 1 Peptides or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →