Profile: NZYTech, Lda. offers genes, enzymes and diagnostic/research kits. We also offer a large range of recombinant cellulases and hemicellulases presenting a diversity of substrate specificities. We provide a comprehensive range of molecular biology products meeting the highest standards for laboratory research. Agarose (electrophoresis grade) is used for the preparative and analytical electrophoresis of nucleic acids. It forms a solid gel at low concentration. Ammonium persulphate is used as a catalyst for acrylamide gel polymerization. Ampicillin (sodium salt) is an inhibitor of bacterial cell wall synthesis resulting in lysis or deformation of the bacterium.