SS-31 99.9% Purity — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result
Janoshik tested this SS-31 at 99.855% purity via HPLC. Quantity matched the 50mg label within 1% (50.08mg tested). However, the test is stale (over a year old), and endotoxin status is unknown. Customers can cross-check on the lab's public verification URL.
- stale (1+ years old)
- no endotoxin test
- unknown batch ID
- Test date
- 2024-11-27
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- 50.08mg
- Endotoxins
- —
- Assay method
- HPLC
- Label dose
- 50mg
How this result compares
This SS-31 certificate's tested purity of 99.86% ranks higher than 56% of the 788 SS-31 certificates with a purity result we have catalogued (median 99.84%).
Tested 2024-11-27 by Janoshik via HPLC. This test is newer than 1% of our catalogued SS-31 certificates.
Qingdao Sigma Chemical has 510 certificates in our corpus, including 6 for SS-31 at a median tested purity of 99.76%.
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": "SS-31", "dose": "50mg", "purity_pct": 99.855, "purity_label": "99.855%", "method": "HPLC", "test_date": "2024-11-27", "client": "Qingdao Sigma Chemical Co., ltd", "notes": "", "label_qty": "50mg", "tested_qty": "50.08mg", "quantity_deviation_pct": 0.16, "is_blend": false, "components_json": "", "ocr_confidence": 0.98}