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Polyethylene Glycol 400 - PEG 400
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Polyethylene Glycol 400 (PEG 400) is a low molecular weight grade of polyethylene glycol, commonly used in pharmaceutical, industrial, and food applications as a solvent, plasticizer, and surfactant.Product Details |
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Formula: |
C2nH4n+2On+1 |
CAS Number: |
25322-68-3 |
Also Known As: |
PEG 400; Poly(ethylene glycol) 400; Poly(oxyethylene) glycol; Carbowax 400 |
Typical Specifications
Data is representative of average lots;
data taken from specific lots may vary.
Appearance |
Clear, viscous liquid |
Boiling Point, °C |
250 |
Density, g/cm3 |
1.128 |
Flash Point, °C |
238 |
Melting point, °C |
-65 |
Molecular weight, g/mol |
380-420 |
Odor |
Mild |
Refractive index, n20/D |
1.467 |
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Store in a cool, dry place away from incompatible materials. Handle with appropriate safety procedures to avoid skin and eye contact.
Polyethylene Glycol 400 is a versatile, water-soluble polymer known for its exceptional stability, non-toxicity, and lubricating properties. With a low molecular weight, it offers a range of applications across various industries. In the pharmaceutical sector, it serves as an effective solvent and excipient, ensuring the uniform distribution of active ingredients in liquid medications and enhancing bioavailability. In personal care products, its emollient characteristics make it a popular choice for skin creams and lotions, providing moisture and a smooth application. The industrial sector appreciates its role as a lubricant and dispersant for rubber and plastics, improving processing and product quality. Additionally, its viscosity control and humectant properties make it ideal for use in cosmetics, oral care products, and as a carrier fluid in specialty inks and paints. With its wide range of applications, Polyethylene Glycol 400 is an indispensable component in many formulations striving for performance and consistency.
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