Microprocessor Based pH/ Temperature/mV meter with 16X2 alpha numeric LCD display having auto temperature compensation, Three Point Calibration (4.00, 7.00, and 9.20) with accessories, complete with pH electrode, temperature probe, electrode stand, dust cover & instruction mamore...
The pH meter is basically a high impedance amplifier that accurately measures the minute electrode voltages and displays the results directly in pH units on either an analog or digital display.more...