HomeLab Tests onedaycompounds.com, SELANK
Purity · passShop-provided sample

SELANK × onedaycompounds.com — lab test, July 2026

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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
99.39%
Excellent purity only
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Independent verification available

Vanguard Laboratory 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.

This certificate carries no lookup code.

Test results

6 data points
Purity
99.39%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
10 mg
Tested qty
8.97 mg
Qty match
90% of labeled · -10%
Batch / Lot
OC-SK10-103
COA number
V260624-8
Tested by
Vanguard LaboratoryView 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 8.97 mg

90% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 2.2 mg using the measured mass, against 2.5 mg on the label — 10% less.

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 Selank from onedaycompounds.com, performed by Vanguard Laboratory on July 13, 2026. Reported purity: 99.39%. Net content: 8.97 mg against 10 mg labeled (90% of label). Tested content is 10% below the labeled amount. Batch OC-SK10-103. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by Vanguard Laboratory · Jul 13, 2026 · Batch OC-SK10-103

Other lots of SELANK from onedaycompounds.com

LotTestedLabPurityvs labelStatus
OC-SEL10-10228 May 2026ILS Laboratories99.62%105%✓ Lab-verified
OC-SK10-10126 Mar 2026Vanguard Laboratory99.8%98%Unverified

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 320 other SELANK tests on Peptigrity range from 97.40% to 99.98%. This one sits at 99.39%.

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