An electrophoresis cassette comprising: a top plate and a bottom plate; wherein the top plate comprises: a separation channel having: a first end including a first buffer reservoir and associated with a negative separation electrode, and a second end opposite to the first negative end including a second buffer reservoir and associated with a positive separation electrode; a plurality of positive lateral elution channels (511, 522) arranged to a first side of the separation channel, each positive lateral elution channel being associated with a positive elution electrode; a plurality of negative lateral elution channels (510, 523) arranged to a second side of the separation channel, opposite to the first side, each corresponding to a respective positive lateral elution channel, each negative lateral elution channel being associated with a negative elution electrode; characterised in that the top plate further comprises: an elution module strip (508, 524) arranged on the first side of the separation channel between the separation channel and a first end of the plurality of positive elution channels, the strip having at least one separate elution chamber, each chamber corresponding to one of the elution channels, and an elution module port being provided for each chamber; and in that the top plate and bottom plate are contacted to or adhered to one another. a top plate and a bottom plate; wherein the top plate comprises: a separation channel having: a first end including a first buffer reservoir and associated with a negative separation electrode, and a second end opposite to the first negative end including a second buffer reservoir and associated with a positive separation electrode; a plurality of positive lateral elution channels (511, 522) arranged to a first side of the separation channel, each positive lateral elution channel being associated with a positive elution electrode; a plurality of negative lateral elution channels (510, 523) arranged to a second side of the separation channel, opposite to the first side, each corresponding to a respective positive lateral elution channel, each negative lateral elution channel being associated with a negative elution electrode; a separation channel having: a first end including a first buffer reservoir and associated with a negative separation electrode, and a second end opposite to the first negative end including a second buffer reservoir and associated with a positive separation electrode; a first end including a first buffer reservoir and associated with a negative separation electrode, and a second end opposite to the first negative end including a second buffer reservoir and associated with a positive separation electrode; a plurality of positive lateral elution channels (511, 522) arranged to a first side of the separation channel, each positive lateral elution channel being associated with a positive elution electrode; a plurality of negative lateral elution channels (510, 523) arranged to a second side of the separation channel, opposite to the first side, each corresponding to a respective positive lateral elution channel, each negative lateral elution channel being associated with a negative elution electrode; characterised in that the top plate further comprises: an elution module strip (508, 524) arranged on the first side of the separation channel between the separation channel and a first end of the plurality of positive elution channels, the strip having at least one separate elution chamber, each chamber corresponding to one of the elution channels, and an elution module port being provided for each chamber; and in that the top plate and bottom plate are contacted to or adhered to one another. an elution module strip (508, 524) arranged on the first side of the separation channel between the separation channel and a first end of the plurality of positive elution channels, the strip having at least one separate elution chamber, each chamber corresponding to one of the elution channels, and an elution module port being provided for each chamber; and in that the top plate and bottom plate are contacted to or adhered to one another.