Diethylene glycol (DEG)

Brand: Reliance

You Save:

Inclusive of all taxes

Prices converted to INR (Indian Rupees) are approximate and may vary based on current currency exchange rates.

  • Product not available

Please select seller to proceed:

Send message to seller
Send Inquiry

Diethylene glycol (DEG) is a colorless, odorless, sweet-tasting liquid that is used in a variety of industrial and commercial applications. Some of its common uses include:


1. Antifreeze: DEG is a major component of antifreeze, as it is a good solvent

 for water and other solvents. It helps to lower the freezing point of water,

 which prevents engines from freezing in cold weather.


2. Brake fluid: DEG is also used in brake fluid, as it helps to prevent the fluid

 from boiling and becoming aerated. This helps to ensure that the brakes

 operate properly, even under high temperatures.


3. Humectant: DEG is a humectant, which means that it attracts water. This

 property makes it useful in a variety of applications, such as:


4. Tobacco products: DEG is used to control the moisture content of tobacco

 products, which helps to prevent them from drying out.


Country Of Origin : India

  • Additional information

    5. Paper: DEG is used to treat paper to make it more water-resistant.


    6. Glue: DEG is used in some glues to help them adhere to surfaces.


    7. Solvent: DEG is a good solvent for a variety of organic compounds,

     including nitrocellulose, resins, dyes, and oils. This makes it useful in a

     variety of applications, such as:

     ---> Printing inks: DEG is used in printing inks to help them flow more

     easily and to prevent them from clogging the printing press.

     ---> Dyeing: DEG is used in dyeing to help the dye adhere to the fabric.

     ---> Petroleum refining: DEG is used in petroleum refining to extract

     aromatic compounds from crude oil.


    In addition to these common uses, DEG is also used in a variety of other applications, such as:


    Plasticizer: DEG is used as a plasticizer in some plastics, such as PVC. This helps to make the plastics more flexible and less brittle.


    Lubricant: DEG is used as a lubricant in some applications, such as hydraulic fluids.


    Cosmetics: DEG is used in some cosmetics, such as lotions and creams.


    DEG is a relatively safe substance when used in the proper amounts. However, it can be toxic if ingested or inhaled in large quantities. Symptoms of DEG poisoning include nausea, vomiting, diarrhea, headache, seizures, and coma. In severe cases, DEG poisoning can be fatal.


    Due to its toxicity, DEG is no longer used in many consumer products. However, it is still used in some industrial applications, such as antifreeze and brake fluid. When using DEG, it is important to follow the manufacturer's instructions carefully to avoid exposure.




    Advance Information*

    Overview of Diethylene Glycol (DEG)

    Diethylene glycol (DEG) is a versatile chemical compound widely used in a variety of industrial and commercial applications. This clear, colorless, and odorless liquid is known for its slightly sweet taste. While DEG serves as a crucial component in several fields, it also comes with certain safety considerations. Produced by Reliance, a leading name in the chemical industry, DEG is synthesized to meet stringent quality standards, ensuring consistent performance across applications.

    Chemical and Physical Properties

    Diethylene glycol (DEG) is chemically represented as C4H10O3, with a molecular weight of 106.12 g/mol. Being a hygroscopic liquid, it readily absorbs moisture from the air. Below are detailed specifications of DEG:

    • Chemical Formula: C4H10O3
    • Molecular Weight: 106.12 g/mol
    • Appearance: Clear, colorless liquid
    • Odor: Odorless
    • Boiling Point: 244.8°C (472.6°F)
    • Melting Point: -10.45°C (13.2°F)
    • Density: 1.118 g/cm³ at 20°C
    • Solubility: Miscible with water, ethanol, ether, acetone, and benzene
    • Viscosity: Approximately 32 centipoise at 25°C
    • Vapor Pressure: 0.003 mm Hg at 25°C

    These physical and chemical properties make DEG an excellent solvent and additive in various industries.

    Industrial Applications of Diethylene Glycol (DEG)

    1. Antifreeze and Coolants

    One of the primary uses of DEG is in antifreeze and coolants. DEG lowers the freezing point and raises the boiling point of water-based solutions, making it ideal for use in automotive and industrial cooling systems. By preventing freezing in cold climates and boiling in hot conditions, DEG ensures the efficient operation of engines.

    • Features:
    • Effective at low temperatures
    • Enhances heat transfer
    • Reduces the risk of corrosion in the cooling system

    2. Brake Fluid

    DEG functions as a performance booster in brake fluids. Its hygroscopic nature helps absorb moisture, thus reducing the boiling point elevation of the brake fluid and preventing vapor lock.

    • Features:
    • High boiling point stability
    • Moisture absorption
    • Prevents aeration and ensures consistent braking performance

    3. Humectant Properties

    DEG's hygroscopic nature makes it an excellent humectant, commonly used to control moisture content in various products.

    • Applications:
    • Tobacco Products: Maintains moisture to enhance shelf life and quality.
    • Paper: Alters paper properties to increase water resistance.
    • Glue: Enhances adhesion by retaining moisture content.

    4. Solvent

    As a solvent, DEG's high solubility properties are exploited in numerous applications, including:

    • Printing Inks: Enhances ink flow and prevents clogging.
    • Dyeing: Facilitates dye adhesion to fabric, improving colorfastness.
    • Petroleum Refining: Utilized to extract aromatic compounds from crude oil, aiding in the refinement process.

    5. Plasticizer

    DEG serves as a plasticizer in the production of certain flexible plastics like PVC, making them more malleable and durable.

    6. Lubricant

    DEG’s lubricating properties are beneficial in specific industrial applications such as hydraulic fluids, where it improves performance and reduces wear and tear on mechanical components.

    7. Cosmetics and Personal Care Products

    In the cosmetics industry, DEG is found in products like lotions and creams where it acts as a humectant and solvent, enhancing the texture and moisture content of the formulations.

    Safety and Handling

    Despite its extensive applications, DEG must be handled with care due to its potential toxicity if ingested or inhaled in large amounts. Symptoms of DEG poisoning include nausea, vomiting, headache, and, in severe cases, coma or death. Hence, appropriate safety measures should be observed:

    • Use personal protective equipment (PPE), including gloves and safety goggles
    • Work in well-ventilated areas or use localized exhaust systems
    • Store DEG in tightly closed containers away from incompatible substances like strong oxidizing agents

    Environmental Impact

    DEG is biodegradable but can contribute to environmental toxicity if spilled in large quantities. Proper measures should be taken to avoid spillage and contamination of water bodies:

    • Implement spill control procedures
    • Use absorbent materials to contain leaks
    • Dispose of waste according to local regulations

    Research and Development

    Constant research and development are underway to explore new applications and improve the safety profile of DEG. Innovations are aimed at


    *Disclaimer: This additional description has been automatically generated and has not been audited or verified for accuracy. It is recommended to verify product details independently before making any purchasing decisions.
  • Reviews