PT-141 × Changsha Caoquan Technology Peptides — lab test, October 2026
COA N18-381 matches Uzorak's public record. So this test doesn't rest on our review alone — the lab confirms it too.
N18-381Test results
Not on file for this certificate: endotoxins, sterility and heavy metals. A purity figure says nothing about those.
About this test
Label 10 mg · Lab measured 8.59 mg
86% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 2.1 mg using the measured mass, against 2.5 mg on the label — 14% less.
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.
| Report number | N18-381 |
|---|---|
| Portal lookup | ✓ Lab-verified |
| PDF vs portal | Uzorak's portal shows validity only |
| Weight | Counts as one lab test |
Independent HPLC purity analysis of PT-141 from Changsha Caoquan Technology Peptides, performed by Uzorak on October 16, 2026. Reported purity: 99.87%. Net content: 8.59 mg against 10 mg labeled (86% of label). Tested content is 14% below the labeled amount. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Have you tested this peptide?
Submit your third-party lab test to help the community verify purity claims. Every report is reviewed before publication.
Community discussion