PT-141 99.9% Purity — Allen Biotechnology Co AbcCertificate of Analysis · Independent third-party lab result
Janoshik tested this PT-141 at an average purity of 99.949% via HPLC. The COA reports tested quantities of 12.87 mg, 12.77 mg, and 12.96 mg, but the labeled quantity is unknown, preventing a deviation assessment. Endotoxin status is not reported. The test is older (6-12 months), but customers can cross-check on the lab's public verification URL.
- no endotoxin test
- older (6-12 months)
- unknown labeled quantity
- Test date
- 2025-08-28
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- 12.87 mg; 12.77 mg; 12.96 mg.
- Endotoxins
- —
- Assay method
- HPLC
How this result compares
This PT-141 certificate's tested purity of 99.95% ranks higher than 83% of the 624 PT-141 certificates with a purity result we have catalogued (median 99.89%).
Tested 2025-08-28 by Janoshik via HPLC. This test is newer than 21% of our catalogued PT-141 certificates.
Allen Biotechnology Co Abc has 397 certificates in our corpus, including 7 for PT-141 at a median tested purity of 99.84%.
Test report image
Janoshik (public)
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Verify on the upstream labOCR text Raw extracted text
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{"peptide": "PT-141", "dose": "", "purity_pct": 99.949, "purity_label": "99.959%; 99.937%; 99.949%.", "method": "HPLC", "test_date": "2025-08-28", "client": "[EMAIL_REDACTED]", "notes": "", "label_qty": "", "tested_qty": "12.87 mg; 12.77 mg; 12.96 mg.", "quantity_deviation_pct": null, "is_blend": false, "components_json": "", "ocr_confidence": 0.85}