All Epithalon Certificate of Analysis results— 666 COAs
TitrateLab · Certificate of Analysis

Epithalon 99.5% Purity — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result

Tested purity 99.5% High purity · 99.526%
Dose vs label +20.8% Over the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this Epithalon at 99.526% purity via HPLC. The tested quantity of 12.08mg showed a significant 20.8% deviation from the 10mg label. Endotoxin status is unknown, and the test is stale (over 1 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 (20.8%)
Test date
2024-11-27
Testing lab
Janoshik
Batch / lot
Quantity
12.08mg
label 10mg · tested 12.08mg
Endotoxins
Assay method
HPLC
Label dose
10mg
Context

How this result compares

This Epithalon certificate's tested purity of 99.53% ranks higher than 41% of the 662 Epithalon certificates with a purity result we have catalogued (median 99.62%).

Tested 2024-11-27 by Janoshik via HPLC. This test is newer than 3% of our catalogued Epithalon certificates.

Qingdao Sigma Chemical has 510 certificates in our corpus, including 4 for Epithalon at a median tested purity of 99.34%.

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
976b4fbe9c334e1a…
OCR text Raw extracted text

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

{"peptide": "Epithalon", "dose": "10mg", "purity_pct": 99.526, "purity_label": "99.526%", "method": "HPLC", "test_date": "2024-11-27", "client": "Qingdao Sigma Chemical Co., ltd", "notes": "", "label_qty": "10mg", "tested_qty": "12.08mg", "quantity_deviation_pct": 20.8, "is_blend": false, "components_json": "", "ocr_confidence": 0.95}
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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 →