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Poly(ethylene glycol) Polyethylene glycol 25322-68-3
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Product information
Polyethylene glycol (PEG) is a polyether compound with many applications from industrial manufacturing to medicine. PEG is also known as polyethylene oxide (PEO) or polyoxyethylene (POE), depending on its molecular weight. The structure of PEG is commonly expressed as H−(O−CH2−CH2)n−OH.
Application
Used as additives in the rubber industry to increase the lubricity of the rubber and plastic
products, to reduce power consumption during processing, to extend the life of rubber products.
Specification
Product Name | Polyethylene glycol PEG-3350 | |
CAS | 25322-68-3 | |
Molecular formula | HO(CH2CH2O)nH | |
Molecular Weight | 3200-3500 | |
EINECS | 200-849-9 | |
General Description | White granular powder | |
Usage | Sensitizer, dispersant and stabilizer | |
Packing | 25KGS/DRUM | |
Storage condition | Sealed and stored in a dry and cool place. The validity period is two years. | |
Specifications of PEG3350 | ||
Tests | Standards | |
Identification | A. Infrared Absorption | |
B. Chromatographic Identity | ||
Assay (on the anhydrous basis) | 97.0%-103.0% | |
Residue on Ignition | ≤0.1% | |
Ethylene Oxide | ≤1ug/g | |
Dioxane | ≤10ug/g | |
Ethylene Glycol | ≤0.062% | |
Diethylene Glycol+Ethylene Glycol | ≤0.2% | |
Formaldehyde | ≤15ug/g | |
Formaldehyde + Acetaldehyde | ≤200ug/g | |
Average Molecular Weight | 3015-3685g/mol | |
Polydispersity | 90%-110% | |
Hydroxyl Value | 30-38 | |
Acidity and Alkalinity | 4.5-7.5 | |
Water Determination | ≤1.0% | |
Conclusion | The sample meets the requirements |
Packaging & Delivery
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