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Purity · passShop-provided sample

IGF-1 LR3 × kensingtonlabs.co.uk — lab test, November 2025

Sample label: Kensington Labs
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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
99.083%
Excellent purity only
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Independent verification available

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Test results

6 data points
Purity
99.083%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
1 mg
Tested qty
1.29 mg
Qty match
129% of labeled · +29%
Batch / Lot
IGF-371DK
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 1 mg · Lab measured 1.29 mg

129% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 323 mcg using the measured mass, against 250 mcg on the label — 29% 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 IGF-1 LR3 from kensingtonlabs.co.uk, performed by Janoshik Labs on November 3, 2025. Reported purity: 99.083%. Net content: 1.29 mg against 1 mg labeled (129% of label). Tested content exceeds the labeled amount by 29%. Batch IGF-371DK. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by Janoshik Labs · Nov 03, 2025 · Batch IGF-371DK

Related lab tests

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The 138 other IGF-1 LR3 tests on Peptigrity range from 90.02% to 99.99%. This one sits at 99.08%.

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