Gene Pulser®/MicroPulser™ electroporation cuvettes are high-quality cuvettes compatible with most electroporation systems, including Bio-Rad Gene Pulser MXcell™, Pkg of 50, 0.2 cm gap sterile electroporation cuvette, for use with the Gene Pulser and MicroPulser systems, for yeast, bacteria, and eukaryotic cells. This package of 50, 0.2 cm gap, sterile electroporation cuvettes is for use with the Gene Pulser and MicroPulser systems, for yeast, bacteria, and eukaryotic cells. Gene Pulser Xcell™, and MicroPulser electroporators, for the transfection of nucleic acids into bacterial or mammalian cells.