If your Repeater Plus is showing a C-4 Error, you may be using incompatible tips with the sensor in your pipette. The two types of Combitips are shown below, Combitip Advanced and Combitip-Plus. The older, rubber style sensor (see far right below), it not fully compatible with Eppendorf’s Advanced Combitip Syringes, especially if the rubber
Blog - Eppendorf
What is the use for the Eppendorf reducing tube and why does it need to be replaced?
What is a Reducing Tube? In some models/sizes of Eppendorf pipettes, a reducing tube, also known as “filling tube”, is used to regulate air flow. It is used in pipettes where the ratio between the shaft orifice and the piston diameter is such that, during aspiration of the liquid, a turbulence will be created in
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