YUEFENG ZD-2A Potentiometric titrator

YueFeng ZD-2A Automatic Potentiometric titrator PH measuring range 0~14.00pH, PH measurement accuracy ± 0.01pH, input impedance ≥ 1 × 10 ^ 12Ω, ORP measuring range ± 1999mV, ORP measurement accuracy ± 0.1% (F. S), display 0.8 inch digital display