Tirzepatide 99.8% Purity — Walker Chemicals (WKC)Certificate of Analysis · Independent third-party lab result
- Test date
- 2026-04-20
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- 22.36 mg
- Endotoxins
- —
- Assay method
- HPLC + MS
How this result compares
This Tirzepatide certificate's tested purity of 99.84% ranks higher than 52% of the 7914 Tirzepatide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-04-20 by Janoshik via HPLC + MS. This test is newer than 72% of our catalogued Tirzepatide certificates.
Walker Chemicals (WKC) has 30 certificates in our corpus, including 3 for Tirzepatide at a median tested purity of 99.85%.
Janoshik (public)
URL referencedThis entry references an upstream lab URL we crawled. We did not save the artifact, so we can't prove the report still loads as it did when we catalogued it.
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": "Tirzepatide",
"dose": "",
"purity_pct": 99.837,
"purity_label": "99.837%",
"method": "HPLC + MS",
"test_date": "2026-04-20",
"client": "Star Origin Chemicals (SOC)",
"notes": "",
"label_qty": "",
"tested_qty": "22.36 mg",
"quantity_deviation_pct": null,
"is_blend": false,
"components_json": "",
"ocr_confidence": 1.0
}