✓ Purity · passBatch · POL-GB100-2Shop-provided sample
GHK-Cu × polarispeptides.com — Lab Test, January 2026
Tested · submitted by @Frank 👑 Legend
Sample source: shop-provided. The shop chose and sent this vial. Samples bought at retail by a member carry more weight.How we weigh evidence →
HPLC Purity
99.87%
✓ Excellent purity only
Independently confirmed on the lab’s portal✓ Extra check
COA #31090 matches Chromate's public record. So this test doesn't rest on our review alone — the lab confirms it too.
Lookup code
POLY59297HNWLook it up on Chromate ↗Checked Jan 8, 2026
Test results
7 data points
Purity
99.87%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
50 mg
Tested qty
51.03 mg
Qty match
102% of labeled · +2%
0label125%
Batch / Lot
POL-GB100-2
COA number
#31090
Container
Lyophilized peptide vial
Tested by
ChromateView profile →
This is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.
About this test
Independent HPLC purity analysis of GHK-Cu from polarispeptides.com, performed by Chromate on January 8, 2026. Reported purity: 99.87%. Net content: 51.03 mg against 50 mg labeled (102% of label). Batch POL-GB100-2. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Original document
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