Polyether amine FL-1000 FL-1000 is the raw material of gasoline detergent, FL-1000 is a monoamine polymerized by nonyphenol and propylene oxide, molecular weight is about 1000, flash point is 193.3, density is 1.01g/cm3. Physical index: Appearance: colorless liquid Viscosity 25â?? m Pa.s 100-300 Amine value: 0.95-1.11 Water%:0.2%max