词The amino-acid imidazoline amphoteric surfactant was prepared from dichloroethane and vegetable-oil fatty acid as raw materials by aminolysis, esterffication and hydroxymethylation.
二氯乙烷与植物油脂肪酸等为原料,通过氨解、酯化、羟甲基化缩合
应制得氨基酸类咪唑啉型两性表面活性剂。
The amino-acid imidazoline amphoteric surfactant was prepared from dichloroethane and vegetable-oil fatty acid as raw materials by aminolysis, esterffication and hydroxymethylation.
二氯乙烷与植物油脂肪酸等为原料,通过氨解、酯化、羟甲基化缩合应制得氨基酸类咪唑啉型两性表面活性剂。
Various substance has very small autoprotolysis constants which,however,has more large difference,so that the amphoteric solvents are found more wide application in titrimetric analysis.
不同的物质具有非常小的,然而又是差异较大的自递常数。
,
种两性溶剂在滴定分析中找到了更为广阔的应用领域。
The fungus to 5-fluorine cytosine (5-FC), amphoteric mildew element B (AMB), system mycetin (NYS), miconzole (MIC) is sensitive, Sensitive rate above 80%.
真菌对5-氟胞嘧啶(5-FC)、两性霉素B(AMB)、制霉菌素(NYS)、咪康唑(MIC)较敏感，敏感率均在80%上；
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