P-21 99.2% Purity — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result
This COA was extracted from a Telegram channel, which is a low-trust intake source. The report, attributed to Janoshik, indicates a P21 batch 'Blue' with 99.159% purity, tested on January 19, 2026. The quantity tested was 12.59 mg, but the labeled quantity is unknown. Customers should cross-reference this against third-party-lab tests of the same batch where available, as Telegram channels can be controlled by the vendor.
- telegram source (low trust)
- no endotoxin test
- chain-of-custody gap
- Test date
- 2026-01-19
- Testing lab
- Janoshik
- Batch / lot
- Blue
- Quantity
- —
- Endotoxins
- —
- Assay method
- —
- Label dose
- 10mg
How this result compares
This P-21 certificate's tested purity of 99.16% ranks higher than 50% of the 8 P-21 certificates with a purity result we have catalogued (median 99.16%).
Tested 2026-01-19 by Janoshik. This test is newer than 60% of our catalogued P-21 certificates.
Qingdao Sigma Chemical has 510 certificates in our corpus, including 4 for P-21 at a median tested purity of 99.16%.
Forum / Discord scrape
Asserted onlyOCR text Raw extracted text
Extracted via OCR. Names, emails, phone numbers, and street addresses are auto-redacted before display.
TEST REPORT JANOSHIK E-mail: [EMAIL_REDACTED] Web: www.janoshik.com Task Number #99775 Testing ordered > 14 JAN '26 Sample received > 15 JAN '26 Client Telegram @tracyfromqsc Sample P21 10mg Manufacturer QSC [NAME_REDACTED] description > See picture or pictures attached. Tests requested > Assessment of a peptide vial or vials. Results > P-21 12.59 mg Purity 99.159% Comments > The unretained peak, eluting at the column's void volume, was not included in the purity assessment. Analysis conducted > 19 JAN 2026 Signature > Verify this test at www.janoshik.com/verify/ with the following unique key 9C51EN6YUQRG