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

Tirzepatide 99.9% Purity — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.888%
Dose vs label +4.5% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this tirzepatide at 99.888% purity via HPLC. The tested quantity of 31.34mg showed a 4.47% deviation from the 30mg label. The test is recent (3-6 months old), but endotoxin status is unknown. Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • quantity deviation (4.47%)
Test date
2025-11-20
Testing lab
Janoshik
Batch / lot
Quantity
31.34mg
label 30mg · tested 31.34mg
Endotoxins
Assay method
HPLC
Label dose
30mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.89% ranks higher than 66% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-11-20 by Janoshik via HPLC. This test is newer than 41% of our catalogued Tirzepatide certificates.

Qingdao Sigma Chemical has 510 certificates in our corpus, including 82 for Tirzepatide at a median tested purity of 99.72%.

Manufacturer
Qingdao Sigma Chemical
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Janoshik (public)

Artifact captured

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Method
HPLC
Dose
30mg
Catalogued
2026-04-24
Artifact hash
5a8dc3bb7f3e6249…
OCR text Raw extracted text

Extracted via OCR. Names, emails, phone numbers, and street addresses are auto-redacted before display.

{"peptide": "Tirzepatide", "dose": "30mg", "purity_pct": 99.888, "purity_label": "99.888%", "method": "HPLC", "test_date": "2025-11-20", "client": "Telegram @tracyfromqsc", "notes": "", "label_qty": "30mg", "tested_qty": "31.34mg", "quantity_deviation_pct": 4.467, "is_blend": false, "components_json": "", "ocr_confidence": 0.98}
Related

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