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Home > Biochemical Engineering > Polypeptide > Selank peptide for Sale > Solid polypeptide substances for laboratory academic work, uniform composition, adjustable packing plans
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Solid polypeptide substances for laboratory academic work, uniform composition, adjustable packing plans

41 Inquiries

Unit Price:

$53/UNIT EXW

Get Latest Price
CAS No.:

129954-34-3

Grade:

Research Grade

Content:

99%

Port:

qingdao

Brand:

Peptide

Packaging:

5mg;10mg;15mg;20mg;30mg;40mg;50mg;100mg;500mg

Price valid (until):

2027-01-31

Company Type:
Trader
Location:
China
Qualification:
Main Products:

Cosmetics

  • Product Details

  • Seller Information

  • Inquiry History

  • Description


      Product Detail  


    Company Profile

    Our company focuses on the development, production, and global supply of research-grade synthetic peptide raw materials for life science laboratories. We operate standardized manufacturing workflows, strict quality control systems, and an experienced technical and sales team. We support customers with customized raw material solutions tailored to different experimental requirements, and our products are supplied to research institutions and commercial laboratories across multiple regions.

    We follow the business principles of integrity, quality assurance, and responsive service. By monitoring market demand and adjusting supply arrangements in a timely manner, we help customers maintain stable access to research materials. From initial inquiry and order confirmation to production planning and final delivery, we aim to ensure each order is handled efficiently and transparently.


    Product Details

    This product line includes research-grade synthetic peptide lyophilized powders, which are produced through chemical synthesis and professional lyophilization technology. The lyophilization process helps reduce moisture content, slow material degradation, and improve long-term stability during storage.

    Each batch is randomly sampled and tested before release. The products offer purity up to 99%, with fine and uniform powder characteristics, good solubility in suitable solvents, low impurity levels, and consistent batch-to-batch specifications. They are suitable raw materials for biochemical research, in vitro analysis, laboratory testing, and academic research applications.

    We accept both small trial orders and bulk supply arrangements. Larger order volumes may offer more favorable unit pricing, and we can discuss customized packaging specifications based on laboratory usage requirements.


    Quality Assurance

    We implement strict quality management from raw material input to finished product delivery. All upstream materials are sourced from qualified suppliers and undergo incoming inspection before entering production.

    Production processes follow standardized operating procedures. After synthesis and purification, finished products are evaluated through multiple quality tests, including HPLC purity analysis, heavy metal screening, moisture content determination, and impurity profile analysis.

    Products are only released after meeting established quality criteria. We maintain complete batch records and can provide support for relevant test data when required for laboratory research documentation.


    Packaging and Logistics

    Inner packaging uses professional light-resistant sealed vials, while outer packaging includes protective cushioning materials to reduce the impact of transit vibrations and temperature fluctuations.

    We cooperate with reliable international logistics providers. After payment is confirmed, shipments are usually arranged within 1–2 business days, and a tracking number is provided so customers can monitor delivery progress.


    Support Services

    Our sales and technical team provides support to laboratory customers and aims to respond to inquiries within 24 business hours. We can assist with product selection, storage recommendations, order status updates, and packaging requirements. Where feasible, we also support customized labeling and repackaging services.

    After shipment, we continue to monitor logistics status. If customers encounter delivery issues upon receipt, they can contact us promptly for appropriate follow-up and resolution.


    Storage Conditions

    Store in a cool, dry, dark, and low-temperature environment. Avoid repeated freezing and thawing. For long-term storage, follow laboratory best practices and repackage according to experimental needs.


    Important Disclaimer

    This product is intended for in vitro laboratory research use only. It must not be used for human applications, clinical purposes, diagnosis, treatment, cosmetics, food, feed, or any non-laboratory use. The buyer is responsible for ensuring that all products are used strictly within the permitted scope of laboratory research.

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    ECHEMI Editorial Reference
    Selank is a synthetic derivative of the tetrapeptide tuftsin that contains a proline-glycine-proline sequence at the C-terminus and has anxiolytic and anti-inflammatory activities. It increases the amplitude and discharge rate of inhibitory postsynaptic currents of neurons in the rat hippocampal CA1 region when used at a concentration of 1 μM. It decreases the level of affective responses and the number of erroneous escape attempts in rats in an acute stress situation, increases orientational-investigative responses of rats in an unfamiliar situation, and reduces the time mice spend immobile in the forced swim test. It increases locomotor activity of high-anxiety Balb/c, but not C57Bl/6, mice in the open field test. Selank (0.01 mg/kg) decreases verticalization induced by apomorphine in mice. It also decreases expression of the inflammation-related genesIl2rgandXcr1in mouse spleen after 90 minutes when administered at a dose of 100 μg/kg.
    SELANK Synthetic is a single, non-glycosylated polypeptide chain containing 7 amino acids, having a molecular mass of 751.89  Dalton and a Molecular formula of C33H57N11O9.
    Research & Reference Note

    Solid polypeptide substances for laboratory academic work, uniform composition, adjustable packing plans is listed on ECHEMI for industrial / laboratory sourcing. This listing is for industrial and laboratory research use. Product information on ECHEMI is provided for sourcing and specification reference. It is not medical advice, a clinical recommendation, or an approved therapy description. Always verify regulatory status, purity, and intended use with the supplier and applicable authorities before purchase or use.

    Disclaimer: This listing is for industrial and laboratory research use. Product information on ECHEMI is provided for sourcing and specification reference. It is not medical advice, a clinical recommendation, or an approved therapy description. Always verify regulatory status, purity, and intended use with the supplier and applicable authorities before purchase or use.

    Reviewed by ECHEMI Scientific Review - Platform editorial review for research chemicals

    Basic Info
    Product Name:

    Selank peptide

    Other Name:

    Selank peptide;SelankAcetate;PL14736;L-threonyl-L-lysyl-L-prolyl-L-arginyl-L-prolylglycyl-L-proline;L-THREONYL-L-LYSYL-L-PROLYL-L-ARGINYL-L-PROLYLGLYCYL-L-PROLINE; MONOACETATE;H-Thr-Lys-Pro-Arg-Pro-Gly-Pro-OH;SLANK;Selank peptid

    CAS No.:

    129954-34-3

    Molecular Formula:

    C33H57N11O9

    InChIKeys:

    JTDTXGMXNXBGBZ-YVHUGQOKSA-N

    Molecular Weight:

    751.87

    Exact Mass:

    751.43407244

    EC Number:

    232-660-2

    UNII:

    TS9JR8EP1G

    Categories:

    Polypeptide

    Characteristics
    Density:

    1.53±0.1 g/cm3(Predicted)

    Melting Point:

    134-136 °C

    PKA:

    3.43±0.20(Predicted)

  • Seller Information
    Business Type:

    Trader

    Main Products:

    Cosmetics

    Location:

    Room 204, Unit 1, Building 3, Liming 1st District, Choujiang Subdistrict, Wenwu City, Jinhua City, China (Zhejiang) Pilot Free Trade Zone

    Year of Establishment:

    2026

  • Inquiry History
    41 Inquiries
    Country Product Purchase Quantity Date Posted
    United States

    Selank 99% Purity 129954-34-3

    1 G Jan 23, 2026
    France

    peptide vial

    10 MT Oct 7, 2026
    Georgia

    Selank peptide

    10  Sep 27, 2026
    United States

    Selank peptide

    10 MG Sep 18, 2026
    Greece

    selank

    10 MG May 20, 2026
    United States

    N acetyl selank

    500 MG Apr 30, 2026
    United States

    Selank

    100 MG Apr 24, 2026
    Italy

    Nacetyl selank

    1 MT Apr 22, 2026
    Oman

    Selank

    1 G Mar 4, 2026
    United States

    Selank

    30 40' Fcl Oct 14, 2025
    United States

    Selank peptide

    10 MT Sep 25, 2026
    Iceland

    Selank peptide

    100 G Sep 23, 2026
    United States

    selank

    30 MG May 25, 2026
    Brazil

    Selank

    10 MT Apr 7, 2026
    United States

    selank

    1 G Mar 13, 2026
    United States

    Selank

    1 G Mar 9, 2026
    United Kingdom

    Selank

    1 G Dec 22, 2025
    United States

    Selank

    20 MG Nov 10, 2025
    United States

    NA-Selank Amidate

    10 MG Sep 18, 2025
    United Kingdom

    Selank

    100 MG Jul 15, 2025
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