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

Tirzepatide 99.8% Purity — Hk PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.75%
Dose vs label -5.0% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabE tested this tirzepatide at 99.75% purity via HPLC and mass quantification. The tested quantity was 19mg against a 20mg label, a 5% deviation. No endotoxin test was performed. The test is older (6-12 months), and no batch ID was provided on the report. Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • older (6-12 months)
  • no batch ID
Test date
2025-06-11
Testing lab
LabE
Batch / lot
(no batch ID)
Quantity
19mg
label 20mg · tested 19mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
7.6
Label dose
20mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.75% ranks higher than 33% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-06-11 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 16% 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

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Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
20mg
Container
No Label / Silver Crimp / Violet Cap
Catalogued
2026-04-16
Artifact hash
541a2ca4b4599684…
Saved source

Saved source document

sha256:e09aab276ff17a1c… — 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 →