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Home > Biochemical Engineering > Polypeptide > Water for Sale > Research-use synthetic peptide powder, standardized analytical verification, consistent molecular properties, ideal for laboratory in-vitro studies.
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Research-use synthetic peptide powder, standardized analytical verification, consistent molecular properties, ideal for laboratory in-vitro studies.

48 Inquiries

Unit Price:

$45/UNIT EXW

Get Latest Price
CAS No.:

7732-18-5

Grade:

Research Grade

Content:

99%

Port:

qingdao

Packaging:

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

Price valid (until):

2026-11-16

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

Cosmetics

  • Product Details

  • Seller Information

  • History Price

  • Inquiry History

  • Description



    Company Profile

    Our company specializes in the research, development, production, and supply of research-grade synthetic peptide raw materials for life science laboratories. We have established a comprehensive set of standardized production and quality control processes and maintain an experienced product and sales team. We provide tailored raw material solutions based on our customers’ specific experimental protocols, and our business spans multiple countries and regions.

    Guided by the principles of integrity and quality first, we continuously monitor market trends in research materials and promptly adjust our supply plans. From initial consultation and order confirmation to production scheduling and final shipment, we strive to ensure that every order is processed efficiently.


    Product Details

    This series consists of research-grade synthetic peptide lyophilized powders, prepared through chemical synthesis followed by a specialized lyophilization process. Lyophilization effectively reduces the moisture content of the material, slows molecular degradation, and maintains excellent stability.

    Each batch undergoes random sampling and testing before shipment, with a purity of up to 99%; The powder is fine and uniform, dissolves well in suitable solvents, has low impurity levels, and maintains consistent specifications across batches, making it a reliable raw material for biochemical experiments, in vitro analyses, and academic research projects.

    We accommodate both small trial orders and bulk purchases; the larger the order volume, the more significant the unit price advantage. We are also open to negotiating custom packaging specifications to suit the usage habits of different laboratories.


    Quality Assurance

    From raw material selection to finished product shipment, we enforce strict end-to-end quality management. All upstream raw materials are sourced from qualified suppliers and undergo initial inspection prior to warehousing.

    Production strictly adheres to standardized operating procedures; after synthesis and purification, the finished product undergoes multiple tests, including HPLC purity determination, heavy metal screening, moisture content testing, and impurity spectrum analysis.

    Products are only released from the warehouse after passing all tests. We maintain complete batch records and can assist in verifying corresponding test data when required for customers’ research documentation.


    Packaging and Logistics

    We use professional, light-resistant, sealed vials for inner packaging, with cushioning materials on the outer layer to minimize the impact of bumps during transit and temperature fluctuations.

    We partner with established international logistics providers; once payment is confirmed, we arrange shipment within 1–2 business days and provide a tracking number so you can monitor the shipment’s progress.


    Support Services

    Our sales and technical teams are committed to providing reliable support to laboratory buyers and will respond to inquiries within 24 business hours.

    If you have questions regarding specification selection, storage guidelines, order status, or packaging requirements, please feel free to contact us; where possible, we can provide customized labeling and repackaging solutions.

    Once the goods are shipped, we will continuously monitor the logistics status; if you encounter any issues upon receipt, please contact us promptly, and we will provide appropriate resolution.


    Storage Conditions

    Please store in a cool, dry, dark, and low-temperature environment.

    Avoid repeated freezing and thawing.

    We recommend repackaging according to experimental needs to reduce the risk of activity decline.


    Important Disclaimer

    This product is intended solely for in vitro laboratory research.

    It must not be used for human, clinical, diagnostic, medical, cosmetic, food, or feed purposes.

    The purchaser is responsible for confirming and ensuring that this product is used only within the permitted scope of laboratory research.

    Items Specifications
    Product type Synthetic peptide
    Grade Research grade
    Purity ≥99%
    Appearance White / off‑white lyophilized powder
    Package form Sealed glass vials
    Available experimental sizes 5 mg, 10 mg, 15 mg, 20 mg, 30 mg, 40 mg, 50 mg, 100 mg, 500 mg
    Minimum order 1 kit (10 vials)
    ECHEMI Editorial Reference
    Water, a colorless, odorless, and transparent liquid substance, consisting of hydrogen and oxygen elements, is undoubtedly one of the cornerstones that sustain the existence of life. Its importance and versatility are immeasurable; it serves as a bond that connects life forms, playing a crucial role. In the biodiverse ecosystem of Earth, water appears in various forms, flowing through rivers, shimmering in lakes, spreading endlessly in the ocean, or gently falling from the sky as nourishing rainwater. These diverse forms highlight the indispensability of water in ecosystems. This amazing substance, water, exists in liquid form under normal temperature and pressure conditions, but it can also be converted into solid ice or gaseous water vapor under certain conditions. Its ability to freely transform between solid, liquid, and gaseous states proves its versatility and importance. Water is the only substance on Earth that can exist simultaneously in all three states, further emphasizing its extraordinary characteristics and importance. Water plays multiple roles in supporting life; it is not only an important medium for biological processes but also helps regulate temperature, promote the transport of nutrients, and serve as a medium for chemical reactions within living organisms. At the same time, water is a crucial component of Earth's climate system, playing a key role in weather patterns and the water cycle, and is a necessary condition for the continuation of life. Furthermore, water's adhesive and cohesive properties enable it to bind with other substances, allowing it to transport nutrients and minerals in landscapes and maintain ecological balance. Its high specific heat capacity enables it to absorb and store large amounts of heat while experiencing only a small change in temperature, helping to stabilize the Earth's climate.
    Research & Reference Note

    Research-use synthetic peptide powder, standardized analytical verification, consistent molecular properties, ideal for laboratory in-vitro studies. 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:

    Water

    Other Name:

    Water;R 718;Hydrogen oxide (H2O);Distilled water;NSC 147337;Aquafina;Ultrex II Ultrapure;Milli-Q water;558440-22-5;558440-53-2;652133-48-7;1202864-49-0;1371582-34-1

    CAS No.:

    7732-18-5

    Molecular Formula:

    H2O

    InChIKeys:

    InChIKey=XLYOFNOQVPJJNP-UHFFFAOYSA-N

    Molecular Weight:

    18.01

    Exact Mass:

    18.010565

    EC Number:

    215-185-5

    UNII:

    059QF0KO0R

    NSC Number:

    147337

    DSSTox ID:

    DTXSID6026296

    NCI Thesaurus Code:

    C65147

    Color/Form:

    Colorless liquid|Liquid

    HScode:

    3303000000

    Categories:

    Polypeptide

    Characteristics
    PSA:

    1

    XLogP3:

    -1.38

    Appearance:

    White to off-white powder

    Density:

    1.00293 g/cm3 @ Temp: 25 °C

    Melting Point:

    0 °C

    Boiling Point:

    100 °C

    Flash Point:

    100°C

    Refractive Index:

    1.329

    Water Solubility:

    soluble in water. Insoluble in polar liquids.H2O: 1 M at 20 °C, clear, colorless

    Storage Conditions:

    2-8°C

    Vapor Pressure:

    3 mm Hg ( 37 °C)

    Vapor Density:

    <1 (vs air)

    Odor:

    Odorless

    Taste:

    Tasteless

    Experimental Properties:

    The polarity of water is an important factor in determining its solvent properties.|... since hydrogen and oxygen each have 3 isotopes, there exist 18 possible molecular weights for water|Apparent dipole moment: 6.24X10-30 C.m|Allotropic forms are ice (solid) and steam (vapor)|For more Other Experimental Properties (Complete) data for Water (12 total), please visit the HSDB record page.

    Air and Water Reactions:

    No rapid reaction with air. No rapid reaction with water.

    Reactive Group:

    Water and Aqueous Solutions

    Reactivity Profile:

    Water reacts with many substances, including but not limited to alkali metals, hydrides, strong halogenating agents, and chlorosilanes. These reactions can be hazardous and may result in flammable or toxic gas production, or generation of excessive heat that may cause pressurization to occur. Another reactive hazard is heat of mixing. Mixing substances such as sulfuric acid or sodium hydroxide with water may generate significant heat. Additionally, water is a good solvent for polar molecules, so it can form aqueous solutions if it comes into contact with such molecules.

    Corrosivity:

    The solvent powers of water exerted in man-made conduit/pipe systems ... lead to ... corrosion and scaling

    Heat of Vaporization:

    9.717 kcal/mole

    Critical Temperature & Pressure:

    Critical temperature: 374.2 °C; critical pressure: 218 atm

    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:

    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

  • Weekly Price

    The chart shows the price trend of the product in the past 12 months.

  • Inquiry History
    48 Inquiries
    Country Product Purchase Quantity Date Posted
    Germany

    Bacteriostatic Water (BAC water) 10ml/3ml. CAS No, 7732-18-5

    4000 PCS Jun 24, 2026
    United States

    Bac Water

    10 MG Feb 2, 2026
    Germany

    BAC Water

    1 L Oct 2, 2026
    Poland

    BAC Water

    1000 MT Sep 24, 2026
    United Kingdom

    Water

    100 MT Sep 21, 2026
    United States

    Water

    30 MG Sep 20, 2026
    Saudi Arabia

    DISTILLED WATER

    500 KG Jul 30, 2026
    United States

    water

    60  Jun 7, 2026
    United States

    BAC water

    10 MG May 7, 2026
    United States

    Deionized Water

    1 MT May 2, 2026
    United States

    BAC water

    1 KG Apr 13, 2026
    United States

    Bac Water 3ml & 10ml

    500 PCS Mar 24, 2026
    United States

    Bac Water

    1 MT Mar 24, 2026
    United States

    Water

    10 MG Mar 4, 2026
    United States

    BAC water

    1 KG Feb 9, 2026
    United States

    BAC Water

    100 MG Feb 4, 2026
    United States

    bac water

    10 G Jan 27, 2026
    Norway

    Bac Water

    1 L Jan 26, 2026
    United Arab Emirates

    bacteriostatic water

    10 MG Nov 10, 2025
    United States

    BAC water

    1 KG Oct 27, 2025
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