测量范围:0-50mg/L 分辨率:0.1,0.01
pH -2.000~20.000pH ;±0.002pH mV -1999.9~1999.9mV ;±0.2mV
测量范围:0.00 到90.0mg/L 精度:±0.5%
范围:PH-2.000~19.999,mV:±1999.9
范围:PH-2.000~19.999,mV:±1999.9