... +, Cl+, Ca+, and pH of biological sample rapidly, precisely Electrolytic Analyzer YSTE0502Features:1) Liquid crystal display with Chinese operating interface 2 ... ) x 20.7(W) x 31.5(H)cm 9) Series:a) GE200A: K+, Na+b) GE200B: K+, Na+, Cl-c ... ) GE200F: K+, Na+, Cl-, Ca++, Tca, PH, TCO2, AG Electrolytic analyzer YSTE0502