All Retatrutide Certificate of Analysis results— 9828 COAs
TitrateLab · Certificate of Analysis

Retatrutide 99.7% Purity — Shanghai Wibson Biotechnology WbsCertificate of Analysis · Independent third-party lab result

Tested purity 99.7% High purity · 99.715%
Dose vs label 71.12mg · tested 71.12mg
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this retatrutide at 99.715% purity via HPLC. The test is recent (3-6 months old). While a quantity of 71.12mg was tested, the labeled quantity is unknown, so no deviation can be calculated. Endotoxin status is not reported. Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • no labeled quantity
  • batch ID unknown
Test date
2026-01-27
Testing lab
Janoshik
Batch / lot
Quantity
71.12mg
Endotoxins
Assay method
HPLC
Context

How this result compares

This Retatrutide certificate's tested purity of 99.72% ranks higher than 32% of the 9823 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-01-27 by Janoshik via HPLC. This test is newer than 45% of our catalogued Retatrutide certificates.

Shanghai Wibson Biotechnology Wbs has 34 certificates in our corpus, including 15 for Retatrutide at a median tested purity of 99.90%.

Manufacturer
Shanghai Wibson Biotechnology Wbs
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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
Catalogued
2026-04-22
Artifact hash
075188db91a7a1e1…
OCR text Raw extracted text

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

{"peptide": "Retatrutide", "dose": "", "purity_pct": 99.715, "purity_label": "99.715%", "method": "HPLC", "test_date": "2026-01-27", "client": "WBS Peptide Manufacturers", "notes": "", "label_qty": "", "tested_qty": "71.12mg", "quantity_deviation_pct": null, "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 Shanghai Wibson Biotechnology Wbs or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →