两步法配制药液,是先用少量水将药剂调成浓稠母液,然后再稀释到所需浓度,它比一次配药具有许多优点: 1.能够保证药剂在水中分散均匀例如可湿性粉剂,粉粒往往团聚在一起成为粗团粒,如果直接投入药水箱中一次配液,则粗团粒尚未充分 The two-step method for preparing the medicinal solution is to prepare the medicinal solution into a concentrated mother liquor with a small amount of water and dilute it to the required concentration. The medicinal solution has many advantages over the one-time dispensing. 1. The medicament can be uniformly dispersed in water, for example, Particles tend to reunite together into a coarse aggregate, if directly into the tank with a solution, the coarse particles are not yet sufficient