GHK-Cu × Rivn Research Peptides — lab test, April 2026
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Test results
Not on file for this certificate: endotoxins, sterility and heavy metals. A purity figure says nothing about those.
About this test
Label 80 mg · Lab measured 86.26 mg
108% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 21.6 mg using the measured mass, against 20 mg on the label — 8% more.
One vial from this lot was weighed by the laboratory, not yours. This page reports what the certificate says; it does not recommend a dose.
Independent HPLC purity analysis of GHK-Cu/KPV/BPC-157/Thymosin Beta-4 from Rivn Research Peptides, performed by Freedom Diagnostics on April 5, 2026. Reported purity: 99.857%. Net content: 86.26 mg against 80 mg labeled (108% of label). Batch 4299. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Other lots of GHK-Cu from Rivn Research Peptides
| Lot | Tested | Lab | Purity | vs label | Status |
|---|---|---|---|---|---|
| 3321 | 5 Apr 2026 | Freedom Diagnostics | 99.841% | 90% | Unverified |
| 7197 | 5 Apr 2026 | Freedom Diagnostics | 99.908% | 92% | Unverified |
Batches this shop has published a certificate for, newest first. A lot whose printed value cannot identify a batch is not listed.
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