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GHK-Cu

RC Peptides · Laboratory: Janoshik Analytical

ChemVerify bought this GHK-Cu sample from RC Peptides as a customer on November 4, 2026; Janoshik Analytical analysed it on November 11, 2026. Rating: 92 of 100, passed.

Record no.
250574
Issued
Document
Independent test record
Original laboratory reports (4)

Our rating

92of 100

passed

from 4 lab reports

Endotoxin per milligram, content against the label, purity by HPLC, identity and foreign peptides by LC-MS. A failed gate caps the score regardless of the other axes.

Test criteria and the ChemVerified seal

How this sample got here

  1. Ordered

  2. Analysed

As labelled

Product name on the label
GHK-Cu 100mg
Batch number on the label
014
Stated quantity
100 mg

Measured values

Endotoxin
0.016 EU/mg45 of 45
Content
119.49 mg · +19.5 %21 of 30
Purity
99.893 %25 of 25
LC-MS screening
identity confirmed, no foreign peptides10 of 10

LCMS analysis identified the presence of mannitol and GHK-Cu. LCMS spectra are attached. No significant contamination detected.

Heavy metal
  • AsNot detected
  • CdNot detected
  • PbNot detected
  • HgNot detected

The full record

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MeasurandValueResult
LC-MS screening250576
LC-MS screening · GHK-Cu—Pass
Content · Purity250574
Content · GHK-Cu119.49 mg—
Content · GHK101.44 mg—
Content · Cu18.05 mg—
Purity · GHK-Cu99.893 %—
Endotoxin250575
Endotoxin1.966 EU/Vial—
Heavy metal250577
Heavy metal · As—Not detected
Heavy metal · Cd—Not detected
Heavy metal · Pb—Not detected
Heavy metal · Hg—Not detected

Laboratory reports

These results describe the purchased sample. They do not establish the quality of every batch or product from this vendor.

Cite as: ChemVerify (2026). Test protocol 250574: GHK-Cu, RC Peptides [Data set]. https://www.chemverify.com/tests/rc-peptides-ghk-cu-250574

All independent tests

For laboratory research use only. Not for human consumption. Must be 18+.