HI9813
便携式pH/EC/TDS/°C测定仪
pH:0.0 to 14.0 pH; EC:0.00 to 4.00 mS/cm;TDS:0 to 1990 mg/L(ppm),°C:0.0 to 60.0 °C, pH/EC/TDS快速切换,手动校准,超大屏幕显示