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Certificate record

Tirzepatide, lot P2L-T30-19

BTLabs assayed lot P2L-T30-19 of Tirzepatide from Polaris Peptides at 99.6% purity on 14 May 2026, reporting 37.4 mg against a 30 mg label, 24.7% above the labelled mass.

Assayed 14 May 2026 · BTLabs · Polaris Peptides · record id coa-polarispeptides-p2l-t30-19

What the certificate reports

CompoundTirzepatide
Lot identifierP2L-T30-19
Purity99.6%
Labelled mass30 mg
Assayed mass37.4 mg
Difference24.7% above the label
Assay date14 May 2026
Testing laboratoryBTLabs
Who commissioned itPublished by the vendor. Scored as a claim, not as corroboration — only an independently commissioned assay counts as verified.
Source documenthttps://polarispeptides.com/wp-content/uploads/2024/02/POL-T30-19-merged.pdf

Check it yourself

BTLabs does not publish a public lookup we have been able to find, so this certificate can be read but not independently re-pulled from the laboratory. The document above is the copy the vendor published. Where a laboratory does offer a lookup, we say so and link it.

A certificate describes the sample it names and nothing else. It is not a statement about any other lot, and it is not an endorsement of the vendor or of any use of the material.

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