PL1000A is used to measure the ion concentrations of K+,Na+,Cl-and Ca++ and pH values in teh whole blood,serum and urine sample(diluted). Features 1?Apply to advanced ISE(ion-selective-electrode) technology. 2?Automatic screensaver,friendly interface and operate easily. 3?Save 1500 test results and teh data can be searched by data,ID,SN. 4?Revising datas automatically. 5?RS232 serial port.