A kind of general polyether 1)Packing:200Kg/drum 2)Used for:moulding foam,car cushion 3)Molecular weight:4800 Characteristics330N is a highly active polyether triols that is polymerized by glycerol,ethylene oxide and propylene oxide,and then refine.Specifications ItemSpecificationsAppearanceColorless or light yellow viscous liquidhydroxyl value,mg koH/g35±3Acid value,mg koH/g≤0.10water,%≤0. ...