[医] 衍, 诱, 衍, 诱剂

1. In order to establish the method for determining2,4 diaminometheylybezen in water, we changed2,4 diaminometheylybezen to its derivant by liquid-liquid extraction method and trifluoacetic anhydride, then determined the content
   建测2,4氨甲苯,液—液氟乙酸酐试剂转应衍,气谱仪测2,4氨甲苯含,回效.