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Purity · passShop-provided sample

Semaglutide × Optima Chemical supply — Lab Test, March 2025

LotSEM10-001look 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
99.807%
Excellent purity only
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Independent verification available

Janoshik Labs 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
99.807%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
10 mg
Tested qty
12.46 mg
Qty match
125% of labeled · +25%
Batch / Lot
SEM10-001
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 12.46 mg

125% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 3.1 mg using the measured mass, against 2.5 mg on the label — 25% 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.

Independent HPLC purity analysis of Semaglutide from Optima Chemical supply, performed by Janoshik Labs on March 18, 2025. Reported purity: 99.807%. Net content: 12.46 mg against 10 mg labeled (125% of label). Tested content exceeds the labeled amount by 25%. Batch SEM10-001. Sample source: shop-provided.

Certificate of analysis

Original document
JANOSHIK LABS · HPLC-UV/MSLAB-SEM10-001
SAMPLE
Semaglutide
BATCH
SEM10-001
CLIENT
Optima Chemical supply
DATE
MAR 18, 2025
METHOD
HPLC-UV/MS
COL.
C18 2.7μm
◆ AREA % = 99.807RT = 5.42 min
ACCEPT · MEETS SPEC
Issued by Janoshik Labs · Mar 18, 2025 · Batch SEM10-001

Other lots of Semaglutide from Optima Chemical supply

LotTestedLabPurityvs labelStatus
SEM10-00117 Apr 2025Chromate99.985%125%Unverified
SEMS-00117 Apr 2025Chromate99.817%127%Unverified
SEM5-00118 Mar 2025Janoshik Labs99.09%120%Unverified
2024-08-0528 Aug 2024MZ Biolabs99.91%130%Lab has no portal

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 445 other Semaglutide tests on Peptigrity range from 98.00% to 99.99%. This one sits at 99.81%.

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