Propylene Glycol USP/EP Grade

    • Product Name: Propylene Glycol USP/EP Grade
    • Chemical Name (IUPAC): Propane-1,2-diol
    • CAS No.: 57-55-6
    • Chemical Formula: C3H8O2
    • Form/Physical State: Colorless, liquid
    • Factroy Site: Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry: sales3@ascent-chem.com
    • Manufacturer: Ascent Group Co., Ltd
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    Specifications

    HS Code

    825655

    Chemical Name Propylene Glycol
    Synonyms 1,2-Propanediol
    Formula C3H8O2
    Cas Number 57-55-6
    Molecular Weight 76.09 g/mol
    Appearance Colorless, odorless, viscous liquid
    Purity ≥ 99.5%
    Grade USP/EP
    Boiling Point 188.2°C
    Melting Point -59°C
    Density 1.036 g/cm3 at 20°C
    Solubility Miscible with water, acetone, chloroform
    Ph Neat 6.0 - 8.0
    Flash Point 103°C
    Refractive Index 1.431-1.433 at 20°C

    As an accredited Propylene Glycol USP/EP Grade factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Propylene Glycol USP/EP Grade is supplied in a 200 kg blue HDPE drum with tamper-evident seal and detailed labeling.
    Container Loading (20′ FCL) Container Loading (20′ FCL): 80 drums x 215 kg each (net weight 17.2 MT) Propylene Glycol USP/EP Grade per container.
    Shipping Propylene Glycol USP/EP Grade is shipped in sealed, food-grade containers—typically 215 kg drums, 1,000 kg IBC totes, or bulk tankers. Packaging ensures product integrity and prevents contamination. It should be stored and transported in cool, dry conditions, away from direct sunlight and incompatible substances, complying with regulatory standards.
    Storage Propylene Glycol USP/EP Grade should be stored in tightly closed containers, in a cool, dry, and well-ventilated area, away from direct sunlight and incompatible materials such as strong oxidizers. Store at ambient temperatures, protect from moisture, and avoid extreme heat or freezing conditions. Ensure containers are clearly labeled, and follow all regulatory and safety guidelines for storage and handling.
    Shelf Life Propylene Glycol USP/EP Grade typically has a shelf life of 2 years when stored in tightly closed containers under cool, dry conditions.
    Application of Propylene Glycol USP/EP Grade

    Purity 99.8%: Propylene Glycol USP/EP Grade with a purity of 99.8% is used in pharmaceutical formulations, where it ensures high solubility and safety for active ingredients.

    Viscosity 58.1 mPa·s: Propylene Glycol USP/EP Grade with viscosity of 58.1 mPa·s is used in topical creams, where it provides optimal texture and consistent spreadability.

    Molecular Weight 76.09 g/mol: Propylene Glycol USP/EP Grade with a molecular weight of 76.09 g/mol is used in oral liquid preparations, where it achieves accurate dosage delivery and uniform distribution.

    Melting Point −59°C: Propylene Glycol USP/EP Grade with a melting point of −59°C is used in injectable solutions, where it maintains fluidity and stability at low storage temperatures.

    Stability Temperature up to 150°C: Propylene Glycol USP/EP Grade stable up to 150°C is used in food processing, where it resists thermal degradation, maintaining product quality during sterilization.

    Water Content ≤0.2%: Propylene Glycol USP/EP Grade with water content ≤0.2% is used in cosmetic lotions, where it prevents microbial growth and preserves shelf life.

    Color (APHA) ≤10: Propylene Glycol USP/EP Grade with color ≤10 APHA is used in clear beverages, where it ensures colorless appearance and aesthetic product clarity.

    Odorless Property: Propylene Glycol USP/EP Grade with odorless property is used in flavor concentrates, where it does not interfere with the original sensory profile of ingredients.

    Low Toxicity Profile: Propylene Glycol USP/EP Grade with low toxicity profile is used in inhalation therapies, where it enhances patient safety and compliance.

    High Miscibility: Propylene Glycol USP/EP Grade with high miscibility in water and organic solvents is used in liquid detergents, where it promotes homogeneous formulation and ease of use.

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    For samples, pricing, or more information, please contact us at +8615365186327 or mail to sales3@ascent-chem.com.

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    Tel: +8615365186327

    Email: sales3@ascent-chem.com

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    Certification & Compliance