DSIP 99.0% Purity — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result
[NAME_REDACTED] ([NAME_REDACTED]) tested 99.015% pure with 17.23 mg actual content vs. 15 mg labeled (14.9% overfill). Analyzed by Janoshik on 2025-12-15.
- Test date
- 2025-12-15
- Testing lab
- QSC
- Batch / lot
- [NAME_REDACTED]
- Quantity
- 17.23mg
- Endotoxins
- —
- Assay method
- —
- Label dose
- 15mg
How this result compares
This DSIP certificate's tested purity of 99.02% ranks higher than 10% of the 505 DSIP certificates with a purity result we have catalogued (median 99.35%).
Tested 2025-12-15 by QSC. This test is newer than 34% of our catalogued DSIP certificates.
Qingdao Sigma Chemical has 514 certificates in our corpus, including 6 for DSIP at a median tested purity of 99.03%.
Test report image
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TEST REPORT JANOSHIK E-mail: [EMAIL_REDACTED] Web: www.janoshik.com Task Number #93611 Testing ordered > 01 DEC '25 Sample received > 12 DEC '25 Client Telegram @tracyfromqsc Sample DSIP 15mg [NAME_REDACTED] [NAME_REDACTED]Sample description > See picture or pictures attached. Tests requested > Assessment of a peptide vial or vials. Results > [QR code image] DSIP 17.23 mg Purity 99.015% Comments > Analysis conducted > 15 DEC 2025 Signature > [Signature image] Verify this test at www.janoshik.com/verify/ with the following unique key J45JV29LS6II