Selank 99.8% Purity — Jett LabsCertificate of Analysis · Independent third-party lab result
This COA was extracted from a community forum/Discord channel. The original poster claimed a lab tested Jett Labs' Selank, reporting 99.75% purity via HPLC with UV Detection Coupled with Mass Spectrometry. The tested quantity was 5.37mg against a 5mg label, a 7.4% deviation. The lab's signature is not directly verifiable, and the image has passed through at least one re-share, indicating a chain-of-custody gap. This should be treated as community signal, not confirmation.
- chain-of-custody gap
- no endotoxin test
- stale (6-12 months)
- Test date
- 2025-09-04
- Testing lab
- Unknown
- Batch / lot
- —
- Quantity
- 5.37 mg
- Endotoxins
- —
- Assay method
- HPLC + MS
- Label dose
- 5mg
How this result compares
This Selank certificate's tested purity of 99.75% ranks higher than 50% of the 683 Selank certificates with a purity result we have catalogued (median 99.75%).
Tested 2025-09-04 by Unknown via HPLC + MS. This test is newer than 11% of our catalogued Selank certificates.
Jett Labs has 95 certificates in our corpus, including 5 for Selank at a median tested purity of 99.72%.
Forum / Discord scrape
Asserted onlyOCR text Raw extracted text
Extracted via OCR. Names, emails, phone numbers, and street addresses are auto-redacted before display.
{
"peptide": "Selank",
"dose": "5mg",
"purity_pct": 99.75,
"purity_label": "99.75%",
"method": "HPLC with UV Detection Coupled with Mass Spectrometry",
"test_date": "2025-09-04",
"client": "Jett Labs",
"notes": "",
"label_qty": "5mg",
"tested_qty": "5.37 mg",
"quantity_deviation_pct": 7.4,
"is_blend": false,
"components_json": "",
"ocr_confidence": 1.0
}