1)ammonium compound,銨基化合物2)ammonium base compounds,銨基化合物3)ammonium,銨基4)ammonio,銨基5)ammonium base,銨基6)quaternary ammonium,季銨基7)quarternary ammonium group,季(四)銨基8)ammonium,銨,銨(基)9)ammonium ylide,銨基葉立德10)quartenary ammonium salt of polysaccharide,季銨基聚糖
用法例句
Four new types of organic siloxane surfactants with quaternary ammonium group havebeen obtained.