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

Selank 99.3% Purity — Great Basin BioMaterialsCertificate of Analysis · Independent third-party lab result

Tested purity 99.3% High purity · 99.33%
Dose vs label +3.8% Essentially at label
Evidence Source archived
Test date
2026-05-03
Testing lab
Freedom Diagnostics
Batch / lot
GBBM-SK-035
Quantity
5.19 mg
label 5mg · tested 5.19 mg
Endotoxins
Assay method
HPLC + MS
Label dose
5mg
Context

How this result compares

This Selank certificate's tested purity of 99.33% ranks higher than 9% of the 677 Selank certificates with a purity result we have catalogued (median 99.75%).

Tested 2026-05-03 by Freedom Diagnostics via HPLC + MS. This test is newer than 70% of our catalogued Selank certificates.

Great Basin BioMaterials has 12 certificates in our corpus, including 1 for Selank at a median tested purity of 99.33%.

Manufacturer
Great Basin BioMaterials
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
5mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:468fd7a46d12cdc6… — immutable copy held by TitrateLab

Download the saved PDF (sha256 468fd7a46d12…)
Related

Other Selank certificates

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