TitrateLab · Certificate of Analysis

TB-500 99.6% Purity — Puratek PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.6% High purity · 99.56%
Dose vs label +11.3% Over the labeled dose
Evidence Source archived Blend
Test date
2026-05-09
Testing lab
Freedom Diagnostics
Batch / lot
TB510003
Quantity
11.13 mg
label 10mg · tested 11.13 mg
Endotoxins
Assay method
HPLC + MS
Label dose
10mg
Context

How this result compares

This TB-500 certificate's tested purity of 99.56% ranks higher than 67% of the 1234 TB-500 certificates with a purity result we have catalogued (median 99.38%).

Tested 2026-05-09 by Freedom Diagnostics via HPLC + MS. This test is newer than 79% of our catalogued TB-500 certificates.

Puratek Peptides has 79 certificates in our corpus, including 1 for TB-500 at a median tested purity of 99.56%.

Manufacturer
Puratek 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:cc9e62f8eda09553… — immutable copy held by TitrateLab

Download the saved PDF (sha256 cc9e62f8eda0…)
Related

Other TB-500 certificates

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