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GHK-Cu 50mg — Certificate of Analysis

From Instant Peptides · Lot 2026-0308-B · Tested 4/29/2026

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COA Document

Measurement Breakdown

Sub-scores compose the VialTalk methodology grade. Methodology →

🧪

PurityFull credit

Reported purity 99.93% via LCMS

🏛️

Lab CredibilityStrong

Kovera Labs — Tier 2, third-party lab

📋

DocumentationFull credit

All required documentation fields present

⚖️

Weight AccuracyStrong

Tested 52.9mg vs 50mg labeled

⭐

Bonus TestingStrong

Bonus testing submitted (endotoxin, residual solvents, or mass spec)

Composite quality score

89/100

Grade

A

Excellent

Laboratory

Kovera Labs

Third-partyLab Tier 2

Method: LCMS

Reported purity: 99.93%

Weight: 50mg labeled → 52.9mg tested

Visit Instant Peptides website ↗View vendor profile Report this COA / question this result

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