Principle: Ion-selective electrode Test Items: K.Na.CL.Ca.pH Sample: Whole blood, serum, plasma, urine and others ( dialysate etc.) Throughput: 80 samples /hour Sample volume: 150µl (when the flow sensor is set off, sample volume will be consumed 200µl) Sample format: Auto-mode 29 samples Stat mode 1 sample Calibration: Two-point automatic calibration. Output: RS232 port Display: 5.7 inches LCD touch screen with English display. Printer: pre-setting standard printer port Working condition: Temperature 10~30?, humility less than 70% Power : 110V 50Hz 220V 60Hz Dimensions: 280(W) X340(D) X400 (H) [mm] Weight: Approximately18 [kg]