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Kolliphor® P 188 is supplied as white to slightly yellowish, coarse grained powder with a waxy consistency. It is freely soluble in ethanol, freely soluble in water (opalescent solution), and is insoluble in diethyl ether, paraffin and fatty oils.


  • HLB value >24
  • It used as wetting agents, as emulsifiers and solubilizers
  • It improves the solubility, absorption and bioavailability of low-solubility actives
  • Aqueous solution containing more than 20% concentration are themoreversible viscosity
  • Also used for hot-melt and spray-drying processes
  • Poloxamers are non-ionic and less irritating upon application


Wetting-dissolution enhancers, Plasticizers, Emulsifiers / Surfactants, Gel formers, Solubilizers

Technical Overview

Compendial Name

polyoxyethylene-polyoxypropylene, alpha-hydro-omega-hydroxypoly(oxyethylene)a poly(oxypropylene)b poly(oxyethylene)a block copolymer, Polyethylene-polypropylene glycol, Poloxamer 188

Region of Manufacture


Package Size

  • 0,5KG Plastic bottle
  • 102KG Fiber drums
  • 25KG Fiber drums

See all technical details about Kolliphor® P 188 Geismar

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