All Semaglutide Certificate of Analysis results— 859 COAs
TitrateLab · Certificate of Analysis

Semaglutide 99.8% Purity — Peptide CraftersCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.75%
Dose vs label +0.8% Essentially at label -13.8% vs vendor claim
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabB tested this semaglutide batch (PC-J-S5) at 99.75% purity via HPLC. The quantity tested was 5.04mg against a 5mg label, representing a significant deviation of -13.8%. Endotoxin status is unknown. This test is stale (over a year old). Customers can cross-check on the lab's public verification URL.

Watch out for
  • stale (1+ years old)
  • no endotoxin test
  • quantity deviation (-13.8%)
Test date
2025-03-20
Testing lab
LabB
Batch / lot
PC-J-S5
Quantity
5.04mg
label 5mg · tested 5.04mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
6.4
Label dose
5mg
Context

How this result compares

This Semaglutide certificate's tested purity of 99.75% ranks higher than 51% of the 859 Semaglutide certificates with a purity result we have catalogued (median 99.74%).

Tested 2025-03-20 by LabB via HPLC + mass quantification + endotoxins. This test is newer than 32% of our catalogued Semaglutide certificates.

Peptide Crafters has 113 certificates in our corpus, including 16 for Semaglutide at a median tested purity of 99.85%.

Manufacturer
Peptide Crafters
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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
5mg
Container
Yellow, Black, White Label / Silver Crimp / Green Cap
Catalogued
2026-04-16
Artifact hash
354dc4e8d1190849…
Saved source

Saved source document

sha256:a76368551b9e449f… — immutable copy held by TitrateLab

Related

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