Other Names: Polyethylene oxide, Polyethylene glycol 90MPOLYOX WSR-301 is a mild stabilizer and suspending agent with salt resistance. It is a white to grayish-white free-flowing non-ionic polymer in the form of fine powder. It exhibits good stability, is resistant to decomposition, dissolves completely with ease, and has a faint odor.POLYOX WSR-301 possesses lubricating, moisture-retaining, adhesive, film-forming, and thickening properties.Molecular Weight: ~4,000,000Particle Size: >96% passing through 10-mesh and 20-mesh sievesViscosity: 1,650–5,500 centipoise (1% aqueous solution)