All Thymosin Alpha-1 Certificate of Analysis results— 448 COAs
TitrateLab · Certificate of Analysis

Thymosin Alpha-1 99.9% Purity — Rejuvenate PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.868%
Dose vs label +24.0% Over the labeled dose
Evidence Source archived
Test date
2026-02-21
Testing lab
Freedom Diagnostics
Batch / lot
TA1-001-2602-A
Quantity
12.40 mg
label 10mg · tested 12.40 mg
Endotoxins
Assay method
HPLC + MS
Label dose
10mg
Context

How this result compares

This Thymosin Alpha-1 certificate's tested purity of 99.87% ranks higher than 86% of the 448 Thymosin Alpha-1 certificates with a purity result we have catalogued (median 99.65%).

Tested 2026-02-21 by Freedom Diagnostics via HPLC + MS. This test is newer than 56% of our catalogued Thymosin Alpha-1 certificates.

Rejuvenate Peptides has 173 certificates in our corpus, including 6 for Thymosin Alpha-1 at a median tested purity of 99.82%.

Manufacturer
Rejuvenate 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

sha256:8a7321f0a07cb5ee… — immutable copy held by TitrateLab

Download the saved PDF (sha256 8a7321f0a07c…)
Related

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