The AZURA CT 2.1 is the new price attractive basic column thermostat. It is suitable for column thermostatization above and below room temperature. The instrument operates with a microprocessor controlled Peltier element for exact temperature settings. It is possible to program linear and non-linear temperature gradients. The AZURA Column Thermostat can hold, depending on the column diameter, up to four liquid chromatography columns with a maximum length of 350 mm each. The maximum inner diameter of the HPLC column is 20 mm.