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Purity · passBatch · 04920Shop-provided sample

PT-141 × biocollexresearch.com — Lab Test, March 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
99.936%
Excellent purity only
↓ Download COA
Independently confirmed on the lab’s portal✓ Extra check

COA 2603020044 matches freedomdiagnosticstesting.com's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeBioc2603020044

Test results

7 data points
Purity
99.936%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
10 mg
Tested qty
11.23 mg
Qty match
112% of labeled · +12%
0label125%
Batch / Lot
04920
COA number
2603020044
Container
White Lyophilized Powder
Tested by

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 PT-141 from biocollexresearch.com, performed by freedomdiagnosticstesting.com on March 2, 2026. Reported purity: 99.936%. Net content: 11.23 mg against 10 mg labeled (112% of label). Tested content exceeds the labeled amount by 12%. Batch 04920. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Certificate of analysis for PT-141 from biocollexresearch.com, issued by freedomdiagnosticstesting.com
Issued by freedomdiagnosticstesting.com · Mar 02, 2026 · Batch 04920

Related lab tests

8 tests

The 229 other PT-141 tests on Peptigrity range from 97.00% to 99.98%. This one sits at 99.94%.

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