Use the Thermo Scientific™ Orion™ Conductivity Resistor Calibration Kit to verify the performance of Thermo Scientific™ Orion™ Versa Star conductivity meters, Thermo Scientific™ Orion™ Star A series conductivity meters and legacy Orion™ Star series conductivity meters. Each conductivity calibration kit includes six resistors that simulate nominal conductance values between 1 µS and 100 mS and have 8 pin MiniDIN connectors.Features: