In addition, the addition of surfactant favored the reduced dosage of relatively expensive polyethyleneglycol (PEG 400), and the cost of liquefaction could thus be reduced.
另外，表面活性剂的存在还能减少价格较贵的聚乙二醇400的用量，因此降低了液化的成本。
2
The preparation, analysis and application of mono-oleic polyethyleneglycol(400)phosphate were presented.