TitrateLab · Certificate of Analysis
Tested vendor:Peptaris

TESA 99.8% Purity — PeptarisCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.82%
Dose vs label +8.4% Over the labeled dose
Evidence Source archived Blend
Test date
2026-05-14
Testing lab
Freedom Diagnostics
Batch / lot
56291
Quantity
10.84 mg
label 10mg · tested 10.84 mg
Endotoxins
—
Assay method
HPLC + MS
Label dose
10mg
Context

How this result compares

We have catalogued 13 TESA certificates; across the 4 with a purity result the median tested purity is 99.86%.

Tested 2026-05-14 by Freedom Diagnostics via HPLC + MS. This test is newer than 69% of our catalogued TESA certificates.

Peptaris has 1171 certificates in our corpus, including 4 for TESA at a median tested purity of 99.86%.

Manufacturer
Peptaris
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

sha256:532222a807247231… — immutable copy held by TitrateLab

Download the saved PDF (sha256 532222a80724…)

Download saved source

Related

Other TESA certificates

Peptaris TESA
99.9% 2026-05-14
Freedom Diagnostics Peptaris TESA
99.9% 2026-05-14
Freedom Diagnostics Peptaris TESA
99.8% 2026-05-14
Freedom Diagnostics
This certificate is part of TitrateLab's community-trust corpus. See more from Peptaris or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →