1.Objective : A method of HPLC for the determination of complex preparations of guaiphenesin , chlorpheniramine maleate and dextromethorphan hydrobromide has been described Methods : C 18 column , 0.

1.建采用高效液相色谱检测复方制剂中氢溴美沙芬、愈创木酚甘油醚和马来氯苯那的方法。