DSIP (Delta Sleep-inducing Peptide) × Research Peptides Europe — Lab Test, November 2025
This lab doesn't publish a public lookup, so we can't confirm the certificate against the lab's own record. The document was reviewed before publication, but it rests on our review alone.
What portal verification means →Test results
This is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.
About this test
Independent HPLC purity analysis of DSIP from researchpeptideseurope.com, performed by liquilabs on November 28, 2025. Reported purity: 99.36%. Net content: 4.41 mg against 5 mg labeled (88% of label). Tested content is 12% below the labeled amount. Endotoxins: < 0.001 EU/mg. Batch DSIP/2025-11-20. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
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