Pharmaceutical Excipients

Polyethylene Oxide (PEO) 7000000

Ultra-high molecular weight polymer for controlled-release matrix and hydrogel applications.

Polyethylene Oxide (PEO) 7000000

Product Overview

Polyethylene Oxide (PEO) with molecular weight of 7,000,000 is an ultra-high molecular weight, non-ionic, water-soluble polymer. It is used in controlled-release drug delivery systems, hydrogel formulations and as a rheology modifier. Its extremely high molecular weight provides exceptional viscosity and gel strength at low concentrations.

Technical Specifications

CAS Number25322-69-4
Molecular FormulaH(OCH2CH2)nOH
Purity7500~10000 mPa·s (1% aqueous solution)
GradePharma Grade
AppearanceWhite waxy powder or granules
SolubilitySoluble in water, forming highly viscous solutions
Packaging10 kg cartons
StorageStore in a cool, dry place. Protect from moisture.
Shelf Life24 months from manufacture date

Applications

Controlled Release Matrix

Forms robust hydrophilic matrix for sustained drug release over 12-24 hours in oral dosage forms.

Hydrogel Formulations

Creates strong, biocompatible hydrogels for wound dressings, tissue engineering and drug delivery.

Rheology Control

Provides exceptional thickening and viscosity control in topical and ophthalmic formulations.

Certifications

GMPISO 9001USPEP

Quick Specs

Viscosity

7500~10000 mPa·s (1% aqueous solution)

Grade

Pharma Grade

Packaging

10 kg cartons

Retest Date

24 months from manufacture date

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