Hãng sản xuất: HANNA - ÝRangepH-2.00 to 16.00 pH Temperature-5.0 to 105.0°C / 23.0 to 221.0°FResolutionpH0.01 pH Temperature0.1°C / 0.1°FAccuracy @ 20°CpH±0.02 pH Temperature±0.5°C (up to 60°C), ±1°C (outside); ±1.0°F (up to 140°F), ±2°F (outside)pH ...