pH值:-2.000 to 20.000 pH ORP:±2000 mV,温度: -20.0 to 120.0°C
pH值: -2.0 to 20.0; -2.00 to 20.00; -2.000 to 20.000 pH ORP:±2000 mV,温度: -20.0 to 120.0°C