All Retatrutide Certificate of Analysis results— 9826 COAs
TitrateLab · Certificate of Analysis

Retatrutide 99.8% Purity — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.795%
Dose vs label +2.1% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this retatrutide batch at 99.795% purity via HPLC. Quantity showed a 2.07% deviation from the 30mg label (tested at 30.62mg). The test is recent (3-6 months old), and customers can cross-check on the lab's public verification URL. However, the COA is missing an endotoxin test and the batch ID is unknown.

Watch out for
  • no endotoxin test
  • unknown batch ID
Test date
2026-01-07
Testing lab
Janoshik
Batch / lot
Quantity
30.62mg
label 30mg · tested 30.62mg
Endotoxins
Assay method
HPLC
Label dose
30mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.80% ranks higher than 41% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-01-07 by Janoshik via HPLC. This test is newer than 38% of our catalogued Retatrutide certificates.

Qingdao Sigma Chemical has 510 certificates in our corpus, including 48 for Retatrutide at a median tested purity of 99.61%.

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
b020d29faeedc384…
OCR text Raw extracted text

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

{"peptide": "Retatrutide", "dose": "30mg", "purity_pct": 99.795, "purity_label": "99.795%", "method": "HPLC", "test_date": "2026-01-07", "client": "Telegram @tracyfromqsc", "notes": "", "label_qty": "30mg", "tested_qty": "30.62mg", "quantity_deviation_pct": 2.07, "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 →