Hãng sản xuất: HANNA - ÝRangepH0.0 to 14.0 pH EC0.00 to 4.00 mS/cm TDS0 to 1999 ppm (mg/L) Temperature0.0 to 60.0°CResolutionpH0.1 pH EC0.01 mS/cm TDS1 ppm (mg/L) Temperature0.1°CAccuracy @ 20°CpH±0.1 pH EC±2% F.S. mS/cm TDS±2% F.S. ppm Temperature±0 ...