Tirzepatide 99.2% Purity — PeptideCriticCertificate of Analysis · Independent third-party lab result
Janoshik tested this tirzepatide at 99.211% purity via HPLC. The tested quantity was 29.34mg against a 30mg label, a deviation of -2.2%. The test is recent (3-6 months old), but the COA does not include endotoxin results. Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- batch ID missing
- Test date
- 2026-01-08
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- 29.34 mg
- Endotoxins
- —
- Assay method
- HPLC
- Label dose
- 30mg
How this result compares
This Tirzepatide certificate's tested purity of 99.21% ranks higher than 6% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2026-01-08 by Janoshik via HPLC. This test is newer than 53% of our catalogued Tirzepatide certificates.
PeptideCritic has 6 certificates in our corpus, including 1 for Tirzepatide at a median tested purity of 99.21%.
Test report image
Janoshik (public)
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{
"peptide": "Tirzepatide",
"dose": "30mg",
"purity_pct": 99.211,
"purity_label": "99.211%",
"method": "",
"test_date": "2026-01-08",
"client": "www.PeptideCritic.com Best Sources Available",
"notes": "",
"label_qty": "30mg",
"tested_qty": "29.34 mg",
"quantity_deviation_pct": -2.2,
"is_blend": false,
"components_json": "",
"ocr_confidence": 0.98
}