✓ Purity · passBatch · TB5-12/27Shop-provided sample
TB-500 × imperialpeptides.co.uk — Lab Test, February 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
99.094%
✓ Excellent purity only
Independently confirmed on the lab’s portal✓ Extra check
COA 105941 matches Janoshik Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.
Lookup code
JQLNHBLTIN9ELook it up on Janoshik Labs ↗Checked Feb 10, 2026
Test results
6 data points
Purity
99.094%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
5 mg
Tested qty
5.47 mg
Qty match
109% of labeled · +9%
0label125%
Batch / Lot
TB5-12/27
COA number
105941
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 TB-500 from imperialpeptides.co.uk, performed by Janoshik Labs on February 10, 2026. Reported purity: 99.094%. Net content: 5.47 mg against 5 mg labeled (109% of label). Batch TB5-12/27. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Original document
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