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

Tirzepatide 98.9% Purity — Hk PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 98.9% Acceptable purity · 98.87%
Dose vs label -2.7% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabE tested this tirzepatide at 98.87% purity via HPLC. The quantity tested was 29.2mg against a 30mg label, a deviation of -2.7%. Endotoxin status is not applicable for this test type. The test is recent (3-6 months old) and customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • no batch ID
Test date
2025-11-17
Testing lab
LabE
Batch / lot
(no batch ID)
Quantity
29.2mg
label 30mg · tested 29.2mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
5.9
Label dose
30mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 98.87% ranks higher than 4% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-11-17 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 40% of our catalogued Tirzepatide certificates.

Hk Peptides has 487 certificates in our corpus, including 133 for Tirzepatide at a median tested purity of 99.84%.

Manufacturer
Hk Peptides
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Finnrick

Artifact captured

We have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.

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Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
30mg
Container
No Label / Copper Crimp / Clear Cap
Catalogued
2026-04-16
Artifact hash
ecabad798213bbb6…
Saved source

Saved source document

sha256:58296cf6eabe7276… — immutable copy held by TitrateLab

Related

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