✓ Purity · passBatch · GK50-0213Shop-provided sample
GHK-Cu × trivialbioworks peptides — Lab Test, February 2026
Tested · submitted by Peptigrity Team Member 02PEPTIGRITY TEAM
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
99.924%
✓ Excellent purity only
Independently confirmed on the lab’s portal✓ Extra check
COA 33135 matches Chromate's public record. So this test doesn't rest on our review alone — the lab confirms it too.
Lookup code
TRIVIALBX683Look it up on Chromate ↗Checked Feb 28, 2026
Test results
8 data points
Purity
99.924%
Endotoxins
<0.0781 EU/mg
Heavy metals
Not tested
Stated qty
50 mg
Tested qty
31.99 mg
Qty match
64% of labeled · -36%
0label125%
Batch / Lot
GK50-0213
COA number
33135
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 trivialbioworks peptides, performed by Chromate on February 28, 2026. Reported purity: 99.924%. Net content: 31.99 mg against 50 mg labeled (64% of label). Tested content is 36% below the labeled amount. Endotoxins: <0.0781 EU/mg. Batch GK50-0213. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Original document
Issued by Chromate · Feb 28, 2026 · Batch GK50-0213
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