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Purity · pass✓ Lab-verifiedShop-provided sample

Tesamorelin × genpeptide.com — lab test, April 2026

Lotlook this batch up across every shop →Check another lot
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
99.038%
Excellent purity only
↓ Download COA
Independently confirmed on the lab’s portal✓ Extra check

COA 34404 matches Chromate's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeZ7X445243RB8
Look it up on Chromate ↗Checked Apr 30, 2026

Test results

7 data points
Purity
99.038%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
10 mg
Tested qty
11.01 mg
Qty match
110% of labeled · +10%
Batch / Lot
GPTES10042226
COA number
34404
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

What’s in the vial

Label 10 mg · Lab measured 11.01 mg

110% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 2.8 mg using the measured mass, against 2.5 mg on the label — 10% 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 number34404
Portal lookup✓ Lab-verified
Checked30 Jul 2026date taken from the record, not from a logged check
Checked byPeptigrity staff, against the lab's portal
PDF vs portalChromate's portal shows validity only
WeightCounts as one lab test

Independent HPLC purity analysis of Tesamorelin from genpeptide.com, performed by Chromate on April 30, 2026. Reported purity: 99.038%. Net content: 11.01 mg against 10 mg labeled (110% of label). Tested content exceeds the labeled amount by 10%. Batch GPTES10042226. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by Chromate · Apr 30, 2026 · Batch GPTES10042226

Other lots of Tesamorelin from genpeptide.com

LotTestedLabPurityvs labelStatus
GPTES1003052625 Mar 2026Chromate99.386%115%✓ 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 544 other Tesamorelin tests on Peptigrity range from 88.28% to 99.99%. This one sits at 99.04%.

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