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Verifiable directly with Janoshik Analytical— this report is hosted on the lab's own portal. Click through to view the canonical version, served by the issuing lab.

Composite COA score

65/ 100Grade D

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Avg purity

Safety panel

Lab corroboration

Forgery risk

100

GHK-Cu

Lot GHKT26-1-001 · tested by Janoshik Analytical · 2026-03-18 · sold by Skye Peptides

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99.80%

Purity

—

Net peptide

—

Mass spec

n/a

Endotoxin

Tests reported

HPLC purity

99.798%

Mass spec / LC-MS

—

FTIR identity

—

Endotoxin (LAL)

N/A

Sterility

N/A

Heavy metals

Tested by

Janoshik Analytical

909 COAs indexed · std dev 2.09% · CZ

Source

We discovered this COA on the vendor's public site.

First indexed 2026-04-29 · extracted 2026-05-23

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Label history

No archived listing available for this COA's test date.

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