Simultaneous measurement of K,Na,Li,Ca,and Ba five elements. Characteristic:*simultaneous measurement of K,Na,Li,Ca,and Ba five elements.*offer a complete series,the user only need to prepare propane,butane,gas,source of liquefied petroleum,then you can use it direct*application area:beverage,chemicalmanufacturing,clinical testing,agriculture,food,mineral extraction,oil industry,petroleum, ...