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Home > Biochemical Engineering > Polypeptide > Melatonin for Sale > Factory Direct Sales, High Purity Peptides, Easy to Use & Reliable
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Factory Direct Sales, High Purity Peptides, Easy to Use & Reliable

26 Inquiries

Unit Price:

$26/MT FOB

Get Latest Price
CAS No.:

73-31-4

Grade:

Pharmaceutical Grade

Content:

99%

Port:

Qingdao

Brand:

ktechpeptide

Packaging:

Cardbording Package

Price valid (until):

2026-12-31

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

peptides

  • Product Description

  • Seller Information

  • Inquiry History

  • Description

     

     Product Detail  

    Discover the transformative power of our premium Beauty Peptide and Skin Care Peptide solutions. Our Beauty Peptide is scientifically formulated to promote collagen production, effectively reducing wrinkles and inhibiting melanin formation for a radiant complexion. This advanced Skin Care Peptide tightens loose skin, dramatically improving elasticity, clarity, and firmness.

    Shop Best price Oxytocin Acetate vials Pure Oxytocin raw powder-Detailed Image 1 Shop Best price Oxytocin Acetate vials Pure Oxytocin raw powder-Detailed Image 2


    Beyond skincare, we offer targeted Weight Loss Peptide and Fitness Peptide formulas. Our Weight Loss Peptide promotes efficient fat breakdown while suppressing appetite, enabling dual-action weight management. For enhanced performance, our Muscle Building Peptide and Fitness Peptide support strength and recovery.

    Shop China Warehouses Peptide Customized Peptide Supply Research Peptides-Detailed Image 3 Shop China Warehouses Peptide Customized Peptide Supply Research Peptides-Detailed Image 4


    We provide unparalleled flexibility with our Oil Peptide, convenient Tablet-shaped Peptide, and versatile Powdered Peptide formats. For ultimate personalization, our Customizable Peptide service allows you to tailor solutions, including specialized Hair Growth Peptide formulations, to your exact needs.

    Item Name peptide Place of Origin China
    Usage Comestic Raw Materials Vail size 2ml/5ml/10ml/Custom
    Appearance White Powder Model No. ML5
    Packge White Paper Box Purity Content 100%

    Company Profile

    Ktechpeptide is a globally recognized leader in high-purity peptide manufacturing. We specialize in providing premium Oil Peptide, Tablet-shaped Peptide, and Powdered Peptide raw materials to medical, cosmetic, and wellness industries worldwide.

    Shop China Warehouses Peptide Customized Peptide Supply Research Peptides-Detailed Image 5


    Our commitment to excellence is demonstrated through rigorous quality standards. All Ktechpeptide products, from our Skin Care Peptide and Beauty Peptide to our Muscle Building Peptide and Weight Loss Peptide, boast ≥99% purity with comprehensive third-party verification. Sourced from GMP-certified partners and produced under ISO 9001 certified operations, every batch undergoes strict HPLC and microbial testing.

    Shop China Warehouses Peptide Customized Peptide Supply Research Peptides-Detailed Image 6



    We eliminate middlemen to offer Fitness Peptide, Hair Growth Peptide, and other specialty products 30-50% more affordable than originators. Through our Customizable Peptide platform, Ktechpeptide delivers tailored solutions without compromising on quality or global regulatory compliance.

    Shop China Warehouses Peptide Customized Peptide Supply Research Peptides-Detailed Image 7


     Guarantees

    1. Purity Guarantee: Every Oil Peptide, Powdered Peptide, and Tablet-shaped Peptide delivers ≥99% verified purity.

    2. Efficacy Guarantee: Our Muscle Building Peptide, Weight Loss Peptide, and Fitness Peptide are proven effective.

    3. Innovation Guarantee: We continuously advance our Skin Care Peptide and Beauty Peptide formulations.

    4. Customization Guarantee: Our Customizable Peptide service ensures perfect solutions for your needs.

    5. Safety Guarantee: All products, including Hair Growth Peptide, meet international safety standards.

    6. Consistency Guarantee: Every batch of Fitness Peptide and Beauty Peptide maintains identical high quality.


    Shop China Warehouses Peptide Customized Peptide Supply Research Peptides-Detailed Image 8

    Customer Feedback


    Shop China Warehouses Peptide Customized Peptide Supply Research Peptides-Detailed Image 9


    Packaging & Shipping

    Shop China Warehouses Peptide Customized Peptide Supply Research Peptides-Detailed Image 10

    Ktechpeptide ensures absolute product integrity. Our Oil Peptide vials are shock-proof and light-resistant. Tablet-shaped Peptide and Powdered Peptide containers are vacuum-sealed for maximum stability. All orders, including Skin Care Peptide, Muscle Building Peptide, and Customizable Peptide projects, ship in discreet, temperature-controlled packaging within 3 business days. We handle global logistics including customs clearance, with delivery typically completed within 15 days worldwide.


    FAQ

    Q1: Are your Weight Loss Peptide and Muscle Building Peptide suitable for beginners?

    A: Absolutely. Our Weight Loss Peptide and Muscle Building Peptide are designed for all levels. Beginners can start with small doses and gradually see noticeable results.


    Q2: What is the shelf life of your Powdered Peptide and Tablet-shaped Peptide?

    A: All Ktechpeptide Powdered Peptide and Tablet-shaped Peptide products maintain optimal potency for 24 months when stored properly.


    Q3: Do you offer sample testing for your Beauty Peptide and Skin Care Peptide?

    A: Yes, we provide samples for most products including our Beauty Peptide and Skin Care Peptide. Samples ship within 24 hours of request.


    Q4: How does your Customizable Peptide service work?

    A: Our Customizable Peptide service lets you specify concentration, purity, and formulation for any peptide need, from Fitness Peptide to Hair Growth Peptide. Most projects complete within 2-3 weeks.


    Q5: Is customer service available 24 hours?

    A: Yes! Our customer service team is available 24/7 to answer your questions about any product.


    Q6: Why should I choose Ktechpeptide?

    A: We guarantee high-quality peptides, offer complete Customizable Peptide services, and provide 24/7 customer support to ensure complete satisfaction.


    Basic Info
    Product Name:

    Melatonin

    Other Name:

    Acetamide,N-[2-(5-methoxy-1H-indol-3-yl)ethyl]-;Acetamide,N-[2-(5-methoxyindol-3-yl)ethyl]-;N-[2-(5-Methoxy-1H-indol-3-yl)ethyl]acetamide;N-Acetyl-5-methoxytryptamine;Melatonin;Melatonine;5-Methoxy-N-acetyltryptamine;N-[2-(5-Methoxyindol-3-yl)ethyl]acetamide;Regulin;Melovine;Circadin;Melatol;NSC 113928;NSC 56423;3-(2-Acetamidoethyl)-5-methoxyindole;Melaxen;Slenyto;942407-96-7;1581233-31-9

    CAS No.:

    73-31-4

    Molecular Formula:

    C13H16N2O2

    InChIKeys:

    InChIKey=DRLFMBDRBRZALE-UHFFFAOYSA-N

    Molecular Weight:

    232.27800

    Exact Mass:

    232.28

    EC Number:

    200-797-7

    HScode:

    2932999099

    Categories:

    Polypeptide

    Characteristics
    PSA:

    54.12000

    XLogP3:

    0.8

    Appearance:

    Solid

    Density:

    1.269 g/cm3

    Melting Point:

    117 °C

    Boiling Point:

    512.8ºC at 760 mmHg

    Flash Point:

    264ºC

    Refractive Index:

    1.6

    Water Solubility:

    >34.8 [ug/mL]

    Storage Conditions:

    -15ºC

    Vapor Pressure:

    1.4X10-7 mm Hg at 25 deg C (est)

    Toxicity:

    LD50 orally in Rabbit: > 3200 mg/kg

    Hazard Identification

    Classification of the substance or mixture

    Not classified.

    GHS label elements, including precautionary statements

    Pictogram(s) No symbol.
    Signal word

    No signal word

    Hazard statement(s)

    none

    Precautionary statement(s)
    Prevention

    none

    Response

    none

    Storage

    none

    Disposal

    none

    Other hazards which do not result in classification

    no data available

    Handling and Storage

    Precautions for safe handling

    Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

    Conditions for safe storage, including any incompatibilities

    Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

  • Seller Information
    Business Type:

    Trader

    Main Products:

    peptides

    Location:

    Room 1001, Unit 2, Building 30, Xing'an Community, Dongcheng Street, Ancheng Town, Pingyin District, Jinan City, Shandong Province,China

    Payment Terms:

    TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance

    Total Annual Revenue:

    $1 million-$2.5 million

    Total Employees:

    5-10

    Year of Establishment:

    2022


      Company Profile  


    Ktechpeptide Company, founded in 2022, stands out with robust research and development strength, top-tier synthesis techniques, and state-of-the-art quality assurance protocols. We proactively pursue strategic alliances and collaborative projects with leading enterprises and manufacturers globally, driven by an industrial development ethos dedicated to serving society and delivering value to our customers. Guided by market needs, we continuously innovate and synthesize cutting-edge high-tech chemical products and pharmaceutical intermediates. With rich experience in international trade, our products are mainly exported to markets including the United States, Europe, India, South Africa, and Nigeria. We ensure safe and reliable logistics, enabling every client to receive their shipments securely and promptly.

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

    High Purity 99% White Powder Melatoninfor Sleeping Promotion Cas 73-31-4 Melatonine

    5 MT Jun 11, 2024
    United States

    China sleep Melatonine powder API Raw Material 99% Melatonin CAS 73-31-4

    5 MT Jun 11, 2024
    Pakistan

    melatonin

    25 KG Mar 4, 2026
    Netherlands

    Melatonin

    50 G Jun 1, 2026
    Lebanon

    Melatonin

    1 KG May 9, 2026
    Germany

    Melatonin

    30 G Mar 17, 2026
    Uzbekistan

    Melatonine

    100 KG Jan 26, 2026
    India

    Melatonine

    50.00 KG Jul 16, 2025
    United Kingdom

    Melatonin

    1000 MT Apr 22, 2025
    India

    Melatonin

    5 KG Nov 18, 2024
    Netherlands

    Melatonin

    500 G Jun 4, 2026
    India

    Melatonin

    50.00 KG May 11, 2026
    Greece

    melatonin

    1 KG Feb 13, 2026
    Egypt

    Melatonin

    10 KG Jan 20, 2026
    Pakistan

    Melatonin

    1 KG Nov 8, 2025
    Thailand

    melatonin

    25 KG Sep 22, 2025
    United States

    Melatonine

    1 KG Sep 9, 2025
    South Korea

    melatonin

    1 KG Jul 14, 2025
    Pakistan

    Melatonine

    1000.00 KG Mar 25, 2025
    India

    Melatonin

    125 G Feb 26, 2024
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