
SELANK
Research-Grade Peptide · 99%+ Purity · COA Certified
Volume Discounts

Product Description
Synthetic Heptapeptide for Neurochemical Research
Technical Overview
Selank is a synthetic heptapeptide analogue derived from the tuftsin peptide sequence. In laboratory research environments, this compound is frequently utilized in studies examining neuropeptide signaling pathways and peptide stability in biochemical assays. Selank is synthesized via solid-phase peptide synthesis and purified through HPLC techniques to achieve analytical purity.
Specifications
Purity: ≥ 99% (HPLC Verified)
Appearance: Lyophilized Peptide Powder
Format: Research Compound
Storage: Store at −20°C.
Research Disclaimer
Provided strictly as a chemical reagent for laboratory investigation.
Product Specifications
| CAS Number | 129954-34-3 |
|---|---|
| Molecular Formula | C33H57N11O9 |
| Molecular Weight (g/mol) | 751.89 |
| Amino Acid Count | 7 |
| Amino Acid Sequence | Thr-Lys-Pro-Arg-Pro-Gly-Pro |
| Purity | ≥99% by HPLC · COA available |
| Physical Form | Lyophilized powder |
| Solubility | Soluble in bacteriostatic water; consult the product COA for specific solvent recommendations. |
| Storage Conditions | Store lyophilized at -20°C; protect from light and moisture. Reconstitute with bacteriostatic water; refrigerate reconstituted solution at 2-8°C. |
For Research Use Only. Not for use in diagnostic, therapeutic, or human or animal in-vivo procedures. This product is sold exclusively for in-vitro laboratory research use. It is not a drug, dietary supplement, food, or cosmetic and has not been approved by the U.S. Food and Drug Administration for any use. Not for human or animal consumption.
Research Workflow Steps
Store Properly
Refrigerate reconstituted solution at 2–8°C. Use within 30 days.
Document Research
Log batch number, concentration, and research notes per lab protocol.
Product Quality Guarantee
We are continuously conducting HPLC testing on all of our raw powders as well as our finished products to ensure the quality of what we ship. You can have the product you bought from us independently tested at any HPLC-licensed testing facility — and if the results come back negative, we will refund the following:

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About This Product
Is this peptide research grade?
Yes. All our peptides are 99%+ purity research grade, verified by independent 3rd-party labs with full Certificates of Analysis.
What does "Research Use Only" mean?
Our peptides are intended exclusively for laboratory research and educational purposes. They are not manufactured for human consumption, diagnostic use, or therapeutic application.
How do I store this product?
Unreconstituted: store at -20°C for long-term storage or room temperature for up to 30 days. Reconstituted: refrigerate at 2-8°C and use within 30 days.
How fast will my order ship?
Orders placed before 2PM EST ship same-day via tracked shipping. Most USA orders arrive within 2-3 business days.
Can I see the COA before buying?
Yes. Every batch COA is available on our COA page before purchase — not after.
What if I'm not satisfied?
We stand behind our quality. If the product doesn't meet specifications, contact us within 7 days of delivery and we'll make it right.







