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Home > Biochemical Engineering > Polypeptide > LL-37 for Sale > 99% High Purity Long Shelf Life Academic Grade Freeze Dried Synthetic Polypeptide Fine Powder CAS 154947-66-7
99% High Purity Long Shelf Life Academic Grade Freeze Dried Synthetic Polypeptide Fine Powder CAS 154947-66-7 buy - large image1
99% High Purity Long Shelf Life Academic Grade Freeze Dried Synthetic Polypeptide Fine Powder CAS 154947-66-7 buy - image1
99% High Purity Long Shelf Life Academic Grade Freeze Dried Synthetic Polypeptide Fine Powder CAS 154947-66-7 buy - image2
99% High Purity Long Shelf Life Academic Grade Freeze Dried Synthetic Polypeptide Fine Powder CAS 154947-66-7 buy - image3
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99% High Purity Long Shelf Life Academic Grade Freeze Dried Synthetic Polypeptide Fine Powder CAS 154947-66-7

TDS 3 Inquiries

Unit Price:

$21-25/G FOB

Get Latest Price
CAS No.:

154947-66-7

Grade:

Research Grade

Content:

99%

Port:

guangzhou

Brand:

HF

Packaging:

10mg/vial

Price valid (until):

2026-08-30

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

peptides

  • Product Description

  • Seller Information

  • Inquiry History

  • Description


    Basic Information



    WhatsAPP:+85255073603

    +8619933204008
    Email:sales01@yw-jl.cn

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    1. Product Name: LL37 (Human Cathelicidin)
    2. CAS No.: 154947-66-7
    3. Purity: ≥99% HPLC Tested, single impurity ≤0.5%
    4. Appearance: White sterile lyophilized powder
    5. Pack Spec: 5mg/vial, 10mg/vial sterile glass vial
    6. Warehouse: US Local Warehouse, 2-5 days fast delivery
    7. Grade: Cosmetic Grade, low endotoxin for skin external use
    8. Solubility: Soluble in sterile water, easy for cosmetic formulation
    9. Storage: Sealed at -20℃, avoid repeated freeze-thaw
    10. Support Documents: COA, HPLC, MS Report
    Category Peptides Purpose skin conditioning
    Bottle Color Transparent Model 375
    Purity 99% Storage Dry Cool Sealed Container
    Specification 5mg Form Lyophilized Powder(Freeze-Dried Powder)

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    Product Description


    LL37 is high purity cosmetic peptide with 99% HPLC purity, supplied as white lyophilized powder in 5mg and 10mg sealed vials.

    It is widely used in cosmetic formulation research for skin barrier repair, sensitive skin soothing, redness relief and antibacterial related preclinical tests. The lyophilized powder maintains stable biological activity under low temperature and light-proof storage.

    We provide fast delivery from US warehouse to cut shipping time. Complete test documents including COA and HPLC reports are available for each batch. Both small trial samples and large wholesale orders are supported.

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    Payment Method 


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       Packaging and Delivery  


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    Q&A  


    Q1: Are you a supplier or a manufacturer?
    A: We are both a supplier and a manufacturer.
    Q2: How do you make the delivery?
    A: We have established stable cooperative relationships with DHL, TNT, UPS, FedEx, EMS, China Post Air Express, etc. For container transportation, we can arrange for sea shipping; you can also choose your own freight forwarder.
    Q3: What payment methods do you accept?
    A: We accept Bitcoin and USDT.
    Q4: How about the after-sales service?
    A: We offer high-quality products and guarantee 100% safe delivery.
    Q5: How do you ensure product quality?
    A: We will send you the analysis report (COA) of the sample to confirm the quality.
    Q6: How can we verify the quality of the products before placing an order?
    A: For some products, free samples are available. You only need to bear the shipping cost or arrange for a courier to pick them up. You can also provide the product specifications and requirements, and we will produce them accordingly.
    Q7: Are there any discount offers?
    A: Yes, the larger the order quantity, the more favorable the price will be .


      Company Profile


    Company Profile: Tianjin Huifeng Technology Co., Ltd. is a company specializing in the production of various peptide products and chemical raw materials. We have a professional R&D team and an efficient and reliable logistics team to ensure that you can receive high-quality products safely and on time. Our customers are located in the United States, Europe, Japan, South Korea, India, and other regions. Most of our main products are in stock and can be shipped immediately. Please inform us of your specific quantity requirements, and we will provide you with the most competitive prices. Welcome to contact us at any time for more information.
    We offer a wide range of peptide products, which are widely used in life science research, drug development, cosmetics, anti-aging medicine, and functional health supplements. We guarantee excellent product quality and competitive prices. Customers who have ordered our peptide products have always given high evaluations. We sincerely welcome reliable buyers from all over the world to contact us and negotiate business cooperation for peptide products. 

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    ECHEMI Editorial Reference
    LL-37, Human acetate is a 37-residue, amphipathic, cathelicidin-derived antimicrobial peptide, which exhibits a broad spectrum of antimicrobial activity.
    Research & Reference Note

    99% High Purity Long Shelf Life Academic Grade Freeze Dried Synthetic Polypeptide Fine Powder CAS 154947-66-7 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

    Certificates

    Basic Info
    Product Name:

    LL-37

    Other Name:

    Antibacterial Protein LL-37 (huMan), LL37, CAMP;H-Leu-Leu-Gly-Asp-Phe-Phe-Arg-Lys-Ser-Lys-Glu-Lys-Ile-Gly-Lys-Glu-Phe-Lys-Arg-Ile-Val-Gln-Arg-Ile-Lys-Asp-Phe-Leu-Arg-Asn-Leu-Val-Pro-Arg-Thr-Glu-Ser-OH;Antibacterial Protein LL-37 (human);LL-37 (trifluoroacetate salt);LLGDFFRKSKEKIGKEFKRIVQRIKDFLRNLVPRTES;Cathelicidin LL 37 (human);LL-37, LL37, CAMP;LL-37 human acetate

    CAS No.:

    154947-66-7

    Molecular Formula:

    C205H340N60O53

    InChIKeys:

    POIUWJQBRNEFGX-XAMSXPGMSA-N

    Molecular Weight:

    0

    EC Number:

    211-519-9

    Color/Form:

    White to off-white

    Categories:

    Polypeptide

    Characteristics
    Water Solubility:

    Soluble to 1 mg/ml in water

  • Seller Information
    Business Type:

    Trader

    Main Products:

    peptides

    Location:

    No. 85, Qingnian Road, Hongqiao District, Tianjin

    Total Annual Revenue:

    $5 million-$10 million

    Total Employees:

    51-100

    Year of Establishment:

    2026

  • Inquiry History
    3 Inquiries
    Country Product Purchase Quantity Date Posted
    Indonesia

    LL 37

    Aug 6, 2026
    Indonesia

    LL 37

    Aug 6, 2026
    Indonesia

    LL-37

    5 MG Jun 23, 2026
    Post an enquiry for this product
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