What is the fine-grained topic of the following text: Biovision’s DiaEasy™ dialyzer (12-14 kDa MWCO) can combines two modes of action, 1) dialysis or buffer exchange at sample volumes between 0.1-3 ml and 2) electro-elution of macromolecules from polyacrylamide or agarose gel. Only return the topic.
Use and features of Biovision's DiaEasy™ dialyzer