... is used for analyzing & measuring the content & concentration of elements (K, Na, Li, Ca, Ba). It can be widely applied to ... -100ppm;Na: 0-100ppm;Li: 0-100ppm;Ca: 0-1000ppm;K: 0-100ppm;Na: 0-100ppm;Li: 0-100ppm;Ba: 0 ... : 0.01ppm;Li: 0.025ppm;Ca: 0.1ppm;Ba: 10ppm;K: 0.01ppm;Na: 0.01ppm;Li: 0.025ppm;Ca: 0 ... .1ppm;K: 0.01ppm;Na: 0.01ppm;Li: 0.025ppm;Ba: 10ppm ...