With this general purpose amplifier LT1012S8 OP amp from Linear Technology you will be able to amplify the difference between two voltages in no time. Its typical dual supply voltage is ±3|±5|±9|±12|±15|±18 V, with a minimum of ±1.2 V and maximum of ±20 V. This op amp has a minimum operating temperature of 0 °C and a maximum of 70 °C. This device is made with bipolar technology. This device uses dual power supplies. It has a single channel per chip.