Retatrutide 99.4% Purity — Hk PeptidesCertificate of Analysis · Independent third-party lab result
Janoshik tested this retatrutide at 99.427% purity via HPLC. The test is older (6-12 months) and lacks endotoxin and specific quantity deviation information, though tested quantities of 22.19 mg, 21.98 mg, and 22.41 mg are noted. Customers can cross-check on the lab's public verification URL.
- older (6-12 months)
- no endotoxin test
- unknown batch ID
- Test date
- 2025-10-08
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- 22.19 mg; 21.98 mg; 22.41 mg.
- Endotoxins
- —
- Assay method
- HPLC
How this result compares
This Retatrutide certificate's tested purity of 99.43% ranks higher than 12% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2025-10-08 by Janoshik via HPLC. This test is newer than 19% of our catalogued Retatrutide certificates.
Hk Peptides has 487 certificates in our corpus, including 140 for Retatrutide at a median tested purity of 99.88%.
Test report image
Janoshik (public)
Artifact capturedWe have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.
Verify on the upstream labOCR text Raw extracted text
Extracted via OCR. Names, emails, phone numbers, and street addresses are auto-redacted before display.
{"peptide": "Retatrutide", "dose": "", "purity_pct": 99.427, "purity_label": "99.261%; 99.316%; 99.705%.", "method": "HPLC", "test_date": "2025-10-08", "client": "Growth Guys Canada", "notes": "", "label_qty": "", "tested_qty": "22.19 mg; 21.98 mg; 22.41 mg.", "quantity_deviation_pct": null, "is_blend": false, "components_json": "", "ocr_confidence": 0.92}