https://balimbajamas.id/product/cod-meter/

Conductivity:(0.00~20.00) μS/cm (20.0~200.0) μS/cm (200~2000) μS/cm (2.00~20.00) mS/cm (20.0~200.0) mS/cm – Resistivity:(0 ~ 100) MO•cm − TDS: (0 ~ 100) g/L − Salinity: (0 ~ 100) ppt − Resolution: 0.01/0.1/1μS/cm 0.01/0.1/1 mS/cm – Accuracy Meter:±0.5% FS – Connect meter with electrode: ±0.80% FS – Temp. compensation range: (0 ~ 50) °C (automatic) – Reference temperature: 25°C, 20°C and 18°C