HomeLab Tests biotech peptides, ARA-290
Purity · passShop-provided sample

ARA-290 × biotech peptides — lab test, July 2026

Sample label: biotechpeptides.com
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Tested · submitted by @Lavoisier 👑 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
99.51%
Excellent purity only
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Independent verification available

MZ Biolabs publishes a public verification portal. Any test attributed to this lab can be looked up and confirmed directly with the lab — so this result doesn't rest on our review alone.

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Test results

6 data points
Purity
99.51%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
16 mg
Tested qty
16 mg
Qty match
100% of labeled · +0%
Batch / Lot
3141007
Tested by
MZ BiolabsView 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 16 mg · Lab measured 16 mg

100% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 4 mg on both the label figure and the measured one.

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.

Independent HPLC purity analysis of ARA-290 from biotech peptides, performed by MZ Biolabs on July 15, 2026. Reported purity: 99.51%. Net content: 16 mg against 16 mg labeled (100% of label). Batch 3141007. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by MZ Biolabs · Jul 15, 2026 · Batch 3141007

Related lab tests

8 tests

The 92 other ARA-290 tests on Peptigrity range from 53.90% to 99.99%. This one sits at 99.51%.

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