Semaglutide 99.9% Purity — GYCCertificate of Analysis · Independent third-party lab result
Janoshik tested this semaglutide at 99.88% purity via HPLC. The tested quantity was 21.48mg against a 20mg label, a deviation of 7.4%. Endotoxin status is unknown, and the test is older (6-12 months). Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- stale (6-12 months)
- quantity deviation (7.4%)
- Test date
- 2025-09-03
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- 21.48mg
- Endotoxins
- —
- Assay method
- HPLC
- Label dose
- 20mg
How this result compares
This Semaglutide certificate's tested purity of 99.88% ranks higher than 75% of the 859 Semaglutide certificates with a purity result we have catalogued (median 99.74%).
Tested 2025-09-03 by Janoshik via HPLC. This test is newer than 70% of our catalogued Semaglutide certificates.
GYC has 282 certificates in our corpus, including 6 for Semaglutide at a median tested purity of 99.87%.
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": "Semaglutide", "dose": "20mg", "purity_pct": 99.88, "purity_label": "99.880%; 99.900%; 99.842%.", "method": "HPLC", "test_date": "2025-09-03", "client": "G", "notes": "", "label_qty": "20mg", "tested_qty": "21.48mg", "quantity_deviation_pct": 7.4, "is_blend": false, "components_json": "", "ocr_confidence": 0.95}