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pH: -2.000~20.000pH: ±0.002pH 电导: 0~200mS: ±0.5% F.S TDS: 0~20ppt: ±1% F.S
pH: -2.000~20.000pH: ±0.002pH 电导: 0~200mS: ±0.5% F.S TDS: 0~20ppt: ±1% F.S
pH: -2.000~20.000pH:±0.002pH mV: -1999.9~1999.9mV: ±0.2mV 电导: 0~200mS: ±0.5% F.S
pH: -2.000~20.000pH:±0.002pH mV: -1999.9~1999.9mV: ±0.2mV 电导: 0~200mS: ±0.5% F.S