All Tirzepatide Certificate of Analysis results— 7380 COAs
TitrateLab · Certificate of Analysis

Tirzepatide 100.0% Purity — Polaris PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 100.0% High purity · 99.99%
Dose vs label +13.0% Over the labeled dose +3.4% vs vendor claim (5.5mg)
Evidence Artifact captured Trust: medium
AI summary Third-party lab

This COA was tested by an independent third-party lab, LabA. The Tirzepatide batch POL-T5-5 showed 99.99% purity via HPLC. The tested quantity was 5.65mg against a 5mg label, a 3.4% deviation. Endotoxin status is unknown. This test is stale (over 1 year old).

Watch out for
  • no endotoxin test
  • stale (1+ years old)
Test date
2025-02-14
Testing lab
LabA
Batch / lot
POL-T5-5
Quantity
5.65mg
label 5mg · tested 5.65mg
vendor batch claim 5.5mg (Website)
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
9.0
Label dose
5mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.99% ranks higher than 100% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-02-14 by LabA via HPLC + mass quantification + endotoxins. This test is newer than 8% of our catalogued Tirzepatide certificates.

Polaris Peptides has 150 certificates in our corpus, including 22 for Tirzepatide at a median tested purity of 99.82%.

Manufacturer
Polaris Peptides
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Finnrick

Artifact captured

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Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
5mg
Container
Black Label / Black Crimp / Clear Red Cap
Catalogued
2026-04-16
Artifact hash
5239a86af0ad6a14…
Saved source

Saved source document

sha256:c4b66a0285318e61… — immutable copy held by TitrateLab

Related

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This certificate is part of TitrateLab's community-trust corpus. See more from Polaris Peptides or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →