All Selank Certificate of Analysis results— 677 COAs
TitrateLab · Certificate of Analysis

Selank 99.7% Purity — Puratek PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.7% High purity · 99.718%
Dose vs label +45.5% Over the labeled dose
Evidence Source archived
Test date
2026-02-01
Testing lab
Freedom Diagnostics
Batch / lot
SEL10001
Quantity
14.55 mg
label 10mg · tested 14.55 mg
Endotoxins
Assay method
HPLC + MS
Label dose
10mg
Context

How this result compares

This Selank certificate's tested purity of 99.72% ranks higher than 41% of the 677 Selank certificates with a purity result we have catalogued (median 99.75%).

Tested 2026-02-01 by Freedom Diagnostics via HPLC + MS. This test is newer than 44% of our catalogued Selank certificates.

Puratek Peptides has 79 certificates in our corpus, including 2 for Selank at a median tested purity of 99.83%.

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

sha256:844dc7a1a78622b0… — immutable copy held by TitrateLab

Download the saved PDF (sha256 844dc7a1a786…)
Related

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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 →