Lingwu, Yinchuan, Ningxia, China sales2@sinochem-nanjing.com 3170906422@qq.com
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Diethyl Phosphite

    Specifications

    HS Code

    358659

    Cas Number 868-85-9
    Molecular Formula C4H11O3P
    Molecular Weight 138.11 g/mol
    Appearance Colorless to pale yellow liquid
    Purity Typically >98%
    Boiling Point 181-183°C
    Melting Point -80°C
    Density 1.103 g/cm3 at 25°C
    Solubility Miscible with many organic solvents
    Flash Point 83°C (closed cup)
    Refractive Index 1.406-1.408
    Odor Mild, characteristic
    Synonyms Phosphonic acid, diethyl ester
    Storage Temperature Store at 2-8°C
    Stability Stable under recommended storage conditions

    As an accredited Diethyl Phosphite factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Diethyl Phosphite is supplied in a 500 mL amber glass bottle, sealed with a plastic cap, featuring hazard labels and product details.
    Storage Diethyl phosphite should be stored in a cool, dry, well-ventilated area away from sources of ignition, heat, and incompatible materials such as strong oxidizers. The container must be tightly closed and clearly labeled. Protect from moisture and direct sunlight. Store in a chemical-resistant container, preferably glass or high-density polyethylene, to prevent reaction with container materials and limit contamination.
    Shipping Diethyl Phosphite should be shipped in tightly sealed containers, protected from moisture, heat, and incompatible substances such as strong oxidizers. It must be clearly labeled, handled with appropriate personal protective equipment, and transported according to local and international regulations for hazardous chemicals, typically under the UN number 2579 (organophosphorus compound, liquid, toxic).
    Free Quote

    Competitive Diethyl Phosphite prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please call us at +8615380400285 or mail to sales2@sinochem-nanjing.com.

    We will respond to you as soon as possible.

    Tel: +8615380400285

    Email: sales2@sinochem-nanjing.com