Check the listing for details. Eppendorf Research plus Single-Channel Variable Pipette 1-10 mL. Condition: New – Open box. Listed at 299.95 USD. The Eppendorf Research plus Single-Channel Variable Pipette is a high-quality lab equipment designed for use in biological laboratories. This pipette, with a single channel capacity ranging from 1-10 mL, is manufactured by the reputable brand Eppendorf. Known for its precision and accuracy, this pipette is an essential tool for handling and measuring small volumes of liquids in scientific research and medical applications. Its variable volume capabilities make it versatile for a wide range of experiments and assays.