Comparison of Metrohm pH/Ion Meters
Comparison of Metrohm pH meters 826 827 780 781 867Measuring rangepH 0 ...14 (-13 ... +20) 0 ...14 (±20) 0 ...14 (-13 ... +20)mV ±1200 ±2200 ±1200Temperature Pt 1000 [°C] -150 ... +250 -150 ... +250 -150 ... +250Temperature NTC [°C] -5 ... +250 -20 ... +250 -5 ... +250Concentration - - ...