For procurement and R&D professionals in the chemical and pharmaceutical sectors, understanding the precise specifications of Polyethylene Glycol 4000 (PEG 4000) is fundamental. At NINGBO INNO PHARMCHEM CO.,LTD., we provide comprehensive technical data to ensure our customers can confidently purchase the right grade of PEG 4000 for their applications. As a premier manufacturer and supplier, we offer PEG 4000 that meets stringent industry standards.

Key Technical Specifications of Polyethylene Glycol 4000:

Our Polyethylene Glycol 4000 is characterized by the following critical parameters:

  • CAS Number: 25322-68-3
  • Appearance: Typically a white solid or waxy material.
  • Average Molecular Weight: Ranging from 3600 to 4400 g/mol, ensuring consistent performance characteristics.
  • Purity: High purity, often exceeding 99%, making it suitable for demanding pharmaceutical and cosmetic uses.
  • Water Content: Generally specified at ≤1.0%, ensuring product stability.
  • pH Value: Typically between 4.5-7.5, indicating a neutral to slightly acidic nature.
  • Ethylene Oxide Content: Strictly controlled, usually ≤10µg/g, a critical parameter for pharmaceutical grades.
  • Dioxane Content: Also tightly controlled to meet regulatory requirements for safety and purity.
  • Solubility: Highly soluble in water and many organic solvents, facilitating its use in diverse formulations.
  • Standards Compliance: Meets various pharmacopoeial standards including USP, BP, and EP, assuring its suitability for pharmaceutical applications.

Why These Specifications Matter for Buyers:

Understanding these technical details is vital for:

  • Formulation Stability: Consistent molecular weight and low impurity levels are key to predictable product performance and shelf life.
  • Regulatory Compliance: Adherence to pharmacopoeial standards is non-negotiable for pharmaceutical products.
  • Process Efficiency: Properties like solubility and viscosity directly impact processing conditions and manufacturing efficiency.

Partner with a Trusted Supplier:

NINGBO INNO PHARMCHEM CO.,LTD. is dedicated to providing Polyethylene Glycol 4000 that precisely matches these specifications. We invite you to buy PEG 4000 from a manufacturer committed to quality and transparency. Contact our sales team to get detailed technical data sheets and competitive quotes for your bulk purchase requirements.