the present invention provides a dispenser which can inspect and manufacture a biochip by attaching various kinds of liquid samples accurately and at a high speed . the dispenser comprises liquid discharge means for discharging liquid and identification information holding means for holding , in a readable manner , the identification information for identifying liquid . according to this configuration , the liquid to be discharged from the dispenser can be identified by recognizing identification information . the micro - dispensers , in particular , which are used for the inspection and manufacture of biochips frequently use various kinds of polymer material all at once . if the present invention is applied here , liquid of the respective micro - dispensers can be identified before discharge , so the correct liquid can be discharged in a reliable and accurate manner .