测量范围1×10-6~1M,0.04~39000ppm 测量精度±1% F.S
量程:0.00 to 50.0 mg/LK,精度:读数的±5% ±0.5 mg/L
测量范围:0.0to5.0 g/L (ppt)K+, 测量精度:读数的5%, 取样量:50 mL