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Home > Biochemical Engineering > Polypeptide > Semaglutide for Sale > TB500 Thymosin B4 Acetate 99% Purity Research Peptide Powder
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TB500 Thymosin B4 Acetate 99% Purity Research Peptide Powder

TDS 420 Inquiries

Unit Price:

$30-35/BOU FOB

Get Latest Price
CAS No.:

910463-68-2

Grade:

Pharmaceutical Grade

Content:

99%

Port:

GUANGZHOU

Brand:

band

Packaging:

10 pieces per box

Price valid (until):

2027-12-01

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

Tirzepatide,Retatrutide,Semaglutide,GHK-Cu

  • Product Details

  • Seller Information

  • Inquiry History

  • Description


      Product Detail  


    TB500 (Thymosin B4 Acetate) is a high-purity synthetic polypeptide compound. This product is specially developed and supplied for scientific research and laboratory experiments only.

    It is widely applied in cell biology, biochemistry and related academic research fields, mainly used for the study of cytoskeleton structure, cell activity and related biochemical mechanisms. All products are produced with standardized processes and strict quality inspection, featuring stable chemical properties and excellent batch consistency to meet various laboratory research demands.

    Storage Instructions


    Keep the product fully sealed during storage.

    1. Long-term storage: Place at -20°C, store in dry, cool and dark environment, keep away from high temperature, strong light and humid air.
    2. Short-term storage after opening: Seal tightly and store at 2°C ~ 8°C, and finish experimental use as soon as possible.
    3. Avoid environment with drastic temperature changes; store separately from other chemical supplies to prevent cross contamination.

      Laboratory Operation Guidelines


      All operations shall be carried out in a clean laboratory environment. Please wear standard protective equipment before handling.

      Prepare lab utensils and solvents in advance, then weigh raw materials and prepare samples in accordance with experimental schemes. Seal the remaining material immediately after use to prevent moisture absorption and impurity pollution.

      Do not ingest the product, and avoid direct contact with skin and eyes. Dispose of experimental waste strictly in accordance with laboratory management rules and local regulations.

      Important Notice


      This product is a professional research chemical raw material. It is not a medicine, health supplement or daily commodity. It is prohibited to be used for any non-research purposes. Please comply with local chemical management laws and regulations during storage and operation.
    Items Specifications
    CAS No 910463-68-2
    Product Name TB500 (Thymosin B4 Acetate)
    Appearance White lyophilized powder
    Specification 10 pieces per box
    Origin Guangzhou
    Purity ≥98% HPLC
    Storage Keep sealed, cool, dry and away from light

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      Usage Method  


      • This product isfor laboratory scientific research use only, not for medical, clinical or personal application.
        1. All experimental operations must be completed in a standard clean laboratory environment with complete safety protective equipment worn.
        2. Prepare laboratory utensils and corresponding solvent in advance, and conduct material weighing and sample preparation strictly in accordance with experimental protocols.
        3. After sampling, tightly seal the remaining raw materials immediately to prevent moisture absorption, dust and contamination, so as to ensure stable product properties for subsequent experiments.
        4. Avoid direct contact of the powder and prepared solution with skin, eyes and mucous membranes. Do not swallow or inhale the product.
        5. All experimental residues and waste materials must be sorted and disposed of in strict accordance with laboratory safety specifications and local environmental management regulations.
        6. Unused samples should be stored under specified low-temperature conditions to maintain experimental stability.
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      Storage Guidelines  


        • Keep the container fully sealed at all times. For long-term storage, place the product at -20°C in a dry, cool and dark place, away from high temperature, strong light and humid atmosphere.


          After partial use, seal tightly and store at 2°C to 8°C, and use the material as soon as possible. Avoid locations with sharp temperature fluctuations. Store separately from other chemical substances to prevent cross contamination. Keep out of reach of unauthorized personnel.

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     Hong Kong Bosen Peptide R&D Co., Limited


    Hong Kong Bosen Peptide R&D Co., Limited is a professional biotechnology company headquartered in Hong Kong, with a focus on peptide research, development, production and global supply. Rooted in the Greater Bay Area’s strong biotech ecosystem, we integrate cutting-edge R&D capabilities, strict quality control systems and efficient global logistics to deliver high-quality peptide products and technical solutions to customers worldwide.

    Core Business & Product Portfolio


    We specialize in the R&D, customization and commercial production of high-purity peptides, modified peptides and related biotech raw materials. Our product portfolio covers:

    • Therapeutic peptides: SS-31 (Elamipretide), Tirzepatide, Semaglutide, Retatrutide (RT20), etc.
    • Functional peptides: GHK-Cu, TB500, KPV, NAD, Glutathione, etc.
    • Custom peptide services: Custom synthesis of complex sequences, long-chain peptides (up to 200 amino acids) and cyclic peptides, as well as various modification services (N-methylation, unusual amino acid incorporation, etc.).

    R&D & Manufacturing Strength


    • Technical expertise: Mastery of core technologies including solid-phase peptide synthesis (SPPS), liquid-phase synthesis, advanced purification (HPLC) and strict structural characterization.
    • Quality assurance: All products are produced in compliance with cGMP standards, with complete CoA, HPLC and MS reports to ensure batch-to-batch consistency and high purity (≥98%).
    • Production capacity: Equipped with professional production bases in Guangzhou, supporting small-batch R&D samples to large-scale commercial production, with stable supply capacity.

    Global Market & Service Philosophy


    With a customer base spanning the Philippines, the United States, Brazil, Russia, Bangladesh and other regions, we adhere to the service philosophy of "Quality First, Customer Centric". We provide one-stop services including product consultation, customization, technical support and global logistics solutions (door-to-door delivery, customs clearance assistance), committed to becoming a reliable long-term partner for global biotech enterprises, research institutions and health industry clients.

    Vision


    We are dedicated to advancing peptide technology innovation, expanding the application of peptides in health and medical fields, and contributing to global human health with high-quality products and professional services.
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    ECHEMI Editorial Reference

    Semaglutide (CAS: 910463‑68‑2) is a synthetic lipid‑modified peptide analogue, consisting of a 31‑amino‑acid backbone with a covalently attached C18 fatty di‑acid side‑chain via a hydrophilic spacer. It shares 94% amino‑acid sequence homology with native human GLP‑1 peptide. The substance appears as white to almost white hygroscopic powder, with molecular formula C₁₈₇H₂₉₁N₄₅O₅₉ and molecular weight of 4113.58 g/mol. Structural modifications grant it resistance against DPP‑4 enzymatic degradation and enable reversible binding to serum albumin, contributing to its extended in‑vivo half‑life property.

    Certificates
    • TB500 Thymosin B4 Acetate 99% Purity Research Peptide Powder Certificates 1 TDS

    Basic Info
    Product Name:

    Semaglutide

    Other Name:

    Sermaglutide;Semaglutide impurity;Sermaglutide USP/EP/BP;semaglutide;Sermaglutide CAS 910463 68 2;Semaglutide (H-7894.0001);semgalutide;Semaglutide

    CAS No.:

    910463-68-2

    Molecular Formula:

    C187H291N45O59

    InChIKeys:

    DLSWIYLPEUIQAV-CCUURXOWSA-N

    Molecular Weight:

    4113.57754

    Exact Mass:

    4113.122087 g/mol

    EC Number:

    203-405-2

    Color/Form:

    White to off-white

    Categories:

    Polypeptide

    Characteristics
    PSA:

    1650 Ų

    XLogP3:

    5.44520

    Critical Temperature & Pressure:

    Store at -20°C

    Research
    Class:

    GLP-1R agonist

    Status:

    FDA-approved (Ozempic / Wegovy / Rybelsus)

    Mechanism:

    Long-acting, selective glucagon-like peptide-1 (GLP-1) receptor agonist with 94% sequence homology to human GLP-1. Engineered for extended half-life (~1 week) via albumin binding (fatty acid acylation at Lys26) and resistance to DPP-4 degradation (Aib substitution at position 8). Promotes insulin secretion, inhibits glucagon release, delays gastric emptying, and reduces appetite via central nervous system GLP-1R activation.

    Activity note:

    Potent, selective GLP-1R agonist. Reported binding affinity Ki = 0.38 ± 0.06 nM. Semaglutide is a human GLP-1 analog with structural modifications for albumin binding (C18 fatty diacid at Lys26) and enzymatic stability (Aib8 substitution).

    Source:

    Lau J, et al. J Med Chem. 2015;58(18):7370-7380. Wilding JPH, et al. N Engl J Med. 2021;384(11):989-1002.DOI

    Clinical Development:

    NCT03548935; NCT03552757; NCT01720446; NCT02692716

    FDA:

    Ozempic, Wegovy, Rybelsus (approved 2017-12-05)

    References
    ChEMBL:

    CHEMBL2108724

    DrugBank:

    DB13928

    KEGG DRUG:

    D10025

    PubChem:

    PubChem

    Disclaimer:

    Semaglutide is approved as a prescription medicine (Ozempic, Wegovy, Rybelsus) in certain jurisdictions. This listing is for industrial and laboratory research use only. Research-chemical listings on B2B marketplaces are not interchangeable with approved medicines. Confirm CAS, specification, and regulatory pathway with the seller. It is not medical advice, a clinical recommendation, or an approved therapy description.

    Hazard Identification

    Classification of the substance or mixture

    Reproductive toxicity, Category 2

    GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Warning

    Hazard statement(s)

    H361 Suspected of damaging fertility or the unborn child

    Precautionary statement(s)
    Prevention

    P203 Obtain, read and follow all safety instructions before use.

    P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...

    Response

    P318 IF exposed or concerned, get medical advice.

    Storage

    P405 Store locked up.

    Disposal

    P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

    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:

    Tirzepatide,Retatrutide,Semaglutide,GHK-Cu

    Location:

    RM 701, UNIT 108, 7/F, TWR B NEW MANDARIN PLAZA 14 SCIENCE MUSEUM RD TSIM SHA TSUI HONG KONG

    Year of Establishment:

    2026

  • Inquiry History
    420 Inquiries
    Country Product Purchase Quantity Date Posted
    Austria

    CBL-514

    500 MG Oct 28, 2026
    United Kingdom

    Semaglutide

    1 G Oct 27, 2026
    Belgium

    Semaglutide

    1 MT Oct 19, 2026
    Chile

    Semaglutide

    10 MG Oct 16, 2026
    Slovakia

    semaglutide

    10 MG Oct 15, 2026
    Germany

    Semaglutide

    1 G Oct 14, 2026
    South Africa

    Semaglutide

    10 MT Oct 11, 2026
    United States

    Semaglutide

    1000 MT Oct 6, 2026
    United States

    Semaglutide

    10 MT Sep 30, 2026
    United States

    Semaglutide

    1000 KG Sep 30, 2026
    United States

    Semaglutide

    30 MG Sep 28, 2026
    United States

    Semaglutide

    10 MT Sep 25, 2026
    Philippines

    Semaglutide

    10 MG Sep 20, 2026
    India

    Semaglutide

    10 MG Sep 18, 2026
    United Kingdom

    Semaglutide - Reta - Tirz

    100 MG Sep 17, 2026
    United Kingdom

    Semaglutide

    10 G Sep 17, 2026
    United Kingdom

    Retatruide

    1 MT Sep 15, 2026
    United Kingdom

    IGF-1 LR3

    10 MT Aug 28, 2026
    Paraguay

    Semaglutide Freeze-dried Vial

    1 KG Aug 27, 2026
    United States

    Semaglutide

    2 MT Aug 25, 2026
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