总氯 0.01~4 mg/L
量程:10 to 300 mg/L Cl2, 精度:±5% F.S.
量程:0.000to0.500 mg/L Cl2,精度:±0.004mg/L@0.200mg/L
量程:0.0 to 3.5 mg/L Cl2,精度:±5% F.S.