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Purity · pass✓ Lab-verifiedShop-provided sample

PT-141 × utherpeptide.com — Lab Test, July 2025

LotPT100723look this batch up across every shop →
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
99.948%
Excellent purity only
↓ Download COA
Independently confirmed on the lab’s portal✓ Extra check

COA #72775 matches Janoshik Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codePNLFDJHD73IN

Test results

6 data points
Purity
99.948%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
10 mg
Tested qty
12.84 mg
Qty match
128% of labeled · +28%
Batch / Lot
PT100723
COA number
#72775
Tested by
Janoshik LabsView 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

What’s in the vial

Label 10 mg · Lab measured 12.84 mg

128% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 3.2 mg using the measured mass, against 2.5 mg on the label — 28% 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.

Verification trail
Report number#72775
Portal lookup✓ Lab-verified
Checked24 Jul 2026date taken from the record, not from a logged check
Checked byPeptigrity staff, against the lab's portal
PDF vs portalJanoshik Labs's portal shows validity only
WeightCounts as one lab test

Independent HPLC purity analysis of PT-141 from ezpeps.com, performed by Janoshik Labs on July 30, 2025. Reported purity: 99.948%. Net content: 12.84 mg against 10 mg labeled (128% of label). Tested content exceeds the labeled amount by 28%. Batch PT100723. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by Janoshik Labs · Jul 30, 2025 · Batch PT100723

Other lots of PT-141 from ezpeps.com

LotTestedLabPurityvs labelStatus
26-A5-10PT / 976109629 Jun 2026ILS Laboratories99.81%102%✓ Lab-verified

Batches this shop has published a certificate for, newest first. A lot whose printed value cannot identify a batch is not listed.

Related lab tests

8 tests

The 260 other PT-141 tests on Peptigrity range from 97.00% to 99.98%. This one sits at 99.95%.

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