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Purity · passBatch · EZP-ARA1005192026-03Shop-provided sample

ARA-290 × ezpeptides.com — Lab Test, June 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
99.81%
Excellent purity only
↓ Download COA
Independently confirmed on the lab’s portal✓ Extra check

COA 166078 matches Janoshik Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeE65RVLDG42LB

Test results

7 data points
Purity
99.81%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
10 mg
Tested qty
12.12 mg
Qty match
121% of labeled · +21%
0label125%
Batch / Lot
EZP-ARA1005192026-03
COA number
166078
Container
Yellow / Silver
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

Independent HPLC purity analysis of ARA-290 from ezpeptides.com, performed by Janoshik Labs on June 3, 2026. Reported purity: 99.81%. Net content: 12.12 mg against 10 mg labeled (121% of label). Tested content exceeds the labeled amount by 21%. Batch EZP-ARA1005192026-03. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Certificate of analysis for ARA-290 from ezpeptides.com, issued by Janoshik Labs
Issued by Janoshik Labs · Jun 03, 2026 · Batch EZP-ARA1005192026-03

Related lab tests

8 tests

The 76 other ARA-290 tests on Peptigrity range from 53.90% to 99.99%. This one sits at 99.81%.

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