That taurine in milk powder was determined by HPLC using pre-column derivation by 2,4-dinitrofluorobenzene (DNFB).

• 建立了用 2 ,4 二硝基氟苯作为柱前衍生试剂 ,采用高效液相色谱仪 ,紫外检测器成功检测出乳粉中牛磺酸含量的方法。