All Melanotan II Certificate of Analysis results— 756 COAs
TitrateLab · Certificate of Analysis

Melanotan II 99.7% Purity — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result

Tested purity 99.7% High purity · 99.659%
Dose vs label +3.4% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this Melanotan 2 at 99.659% purity via HPLC. The tested quantity of 10.34mg showed a 3.4% deviation from the 10mg label. The test is older (6-12 months), and endotoxin status is unknown. Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • older (6-12 months)
Test date
2025-10-30
Testing lab
Janoshik
Batch / lot
Quantity
10.34mg
label 10mg · tested 10.34mg
Endotoxins
Assay method
HPLC
Label dose
10mg
Context

How this result compares

This Melanotan II certificate's tested purity of 99.66% ranks higher than 32% of the 755 Melanotan II certificates with a purity result we have catalogued (median 99.76%).

Tested 2025-10-30 by Janoshik via HPLC. This test is newer than 35% of our catalogued Melanotan II certificates.

Qingdao Sigma Chemical has 510 certificates in our corpus, including 4 for Melanotan II at a median tested purity of 99.66%.

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
10mg
Catalogued
2026-04-24
Artifact hash
a72761dba6728fb5…
OCR text Raw extracted text

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

{"peptide": "Melanotan 2", "dose": "10mg", "purity_pct": 99.659, "purity_label": "99.659%", "method": "HPLC", "test_date": "2025-10-30", "client": "Telegram @tracyfromqsc", "notes": "", "label_qty": "10mg", "tested_qty": "10.34mg", "quantity_deviation_pct": 3.4, "is_blend": false, "components_json": "", "ocr_confidence": 0.95}
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 →