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Home > Biochemical Engineering > Polypeptide > LL-37 for Sale > SLU-PP-322 IP10 MS10 MS40 322 ET10 CAS154947-66-7 The price is the factory price
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SLU-PP-322 IP10 MS10 MS40 322 ET10 CAS154947-66-7 The price is the factory price

TDS 3 Inquiries

Unit Price:

$20-25/G FOB

Get Latest Price
CAS No.:

154947-66-7

Grade:

Pharma Grade / Research Grade

Content:

99.9%

Port:

GUANGZHOU

Brand:

HF

Packaging:

bottle

Sample Available:

Yes

Price valid (until):

2026-10-22

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

peptides

  • Product Description

  • Seller Information

  • Inquiry History

  • Description


      Product Detail  



    NAME: LILY
    WHATSAPP:+8619948099954
    +852 9842 2806
    EMAIL:sales03@yw-jl.cn
    Welcome to concult

    Name: LL-37

    CAS#: 154947-66-7
    Molecular Formula: C202H334N60O42
    Molecular Weight: ≈4493.1 Da
    Sequence: Synthetic Human Cathelicidin Antimicrobial Peptide
    Appearance: White Powder
    Purity (HPLC): ≥99.0%
    Single Impurity (HPLC): ≤1.0%
    Moisture Content (Karl Fischer): ≤10.0%
    Peptide Content: ≥80.0%
    Storage: Store at -20°C degrees Celsius in a dry and cool place.
    Storage Condition: Store at -20°C, sealed and protected from light
    Solubility in DMSO: 2.6mg/mL

    What is LL-37 used for?

    LL-37 is a high-specificity bioactive peptide targeting skin barrier and immune microenvironment regulation. It modulates antibacterial, anti-inflammatory and tissue repair signaling pathways, and balances local immune response. It is widely applied in antimicrobial mechanism research, skin wound repair studies and daily skin barrier conditioning.

    What does LL-37 do to your body?

    LL-37 selectively inhibits harmful microbial proliferation while regulating inflammatory cytokine release to relieve excessive inflammatory reaction. It accelerates keratinocyte migration and collagen synthesis to repair damaged epithelial barrier, optimizes skin local microecology, alleviates persistent inflammatory irritation, and stabilizes cutaneous immune physiological functions.

    What effect can you get with LL-37?

    Long-term standardized use effectively repairs damaged skin barrier and improves sensitive, inflamed skin sub-health conditions. It enhances endogenous skin self-repair and microbial balance capacity, maintains stable skin defense, and delivers mild, safe and durable skin repair and anti-inflammatory conditioning effects.


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    FAQ

    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.

    1. Shop High Purity MGF Lyophilized Peptide Powder-Detailed Image 2

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                                                                                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. 1. Outstanding Product Quality
    Product quality is the foundation of our business. Our peptide compounds are synthesized using the solid-phase peptide synthesis method (SPPS), purified by high-performance liquid chromatography (HPLC), and verified by mass spectrometry (MS).
    Each batch of products comes with an analysis certificate (COA), which contains key data: ••• Purity (HPLC) • Molecular weight (MS) • • • Moisture content • • • Residual solvents • • Microbial limits (if applicable).
    For customers with stricter regulatory requirements, we can also provide third-party testing reports, endotoxin (LAL) data, and stability study documents. 2. Customized Services and R&D Support
    We provide flexible customized synthesis services and support from an experienced R&D team. Whether you need a new peptide sequence, cosmetic-grade purity, or modified molecules (such as PEGylation or acetylation), we can deliver high-quality products on time. Our services include:
    •• Custom peptide synthesis (milligram to kilogram level)
    ••• Peptide modification and labeling
    •• Small molecule synthesis
    • Project-based R&D and large-scale production
    We work closely with our clients to ensure technical feasibility, rapid delivery, and cost control throughout the entire development cycle. 3. Diverse product portfolio
    We offer a wide range of products that are continuously expanding:
    ••• Peptides: GLP-1 analogues (such as sitagliptin, tazapetide, retactide, etc.), cosmetic-grade peptides (such as acetyl hexapeptide-8, Matrixyl, etc.), anti-aging peptides, and research-grade peptides.
    •• Small molecule compounds: Cognitive enhancers, NAD+ precursors/promoters (such as NMN, NR, NADH) and intermediates.
    • Biochemical products: Amino acid derivatives, enzyme cofactors, and custom reagents.


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                                                                      packaging and shipping

    Suitable packaging:
    The packing suits you best would be choosen to cross customs safely. Or if you have your own ideal way, it could be also taken in consideration

    Secure shipping:
    Shipping by professional forwarder Security EMS/DHL/TNT /FedEx/UPS arrange for the courier company to handle safe transport and provide door-to-door service..

    Competitive prices:
    A discount would be given when you make a large order. VIP price for next orders.


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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.

    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

    1  Aug 6, 2026
    Indonesia

    LL 37

    1  Aug 6, 2026
    Indonesia

    LL-37

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