Poly(ethylene oxide) [MW 300,000]

Water-soluble polymer in a white, free flowing powder. Used to impart viscosity to and modify flow of aqueous solutions. See poly(ethylene glycol) for lower molecular weight analogs. Poly(ethylene glycol) has a broad molecular weight distribution ranging from~ 0.5x to 1.5x the values shown.
Soluble in: acetone, alcohol, chloroform, toluene, dichloromethane

PEO  MW 300,000   Viscosity of 5% AQ = 600-1200 cps  TSCA
(-CH₂CH₂O-)_n