Thermo Scientific ISE/pH/mV/ORP/Temperature Meters - Model 290A Plus Meter With 246-23716 (8102Bn) Ross Combination Ph Electrode - 0290A0 [258.55229.E1]
Colonial Scientific has teamed up with the industry leaders, Fisher Scientific and VWR, and now offers their entire product line. Colonial Scientific provides any part from the Fisher Scientific site with a part number.