"Tween" 85/2.000 Purified water/53.000 "QUSO" F 22/5.000 Part Methylparaben/0.200 Menthal/0.205 Camphor/0.025 Ethanol (95%)/39.750
配制方法:
Place the "QUSO" F 22 in a container and wet the silica with twothirds volume of the water. Transfer to Waring blender and agitate for 1 min. Dissolve the "Tween" 85 in the remaining water, add to the silica suspension, and agitate in the blender for 1 min. Dissolve the camphor, menthol and methylparaben in the ethanol and add to the aqueous silica suspension with stirring.