MACHEREY-NAGEL, a German company, is a world-leader in development, production and distribution of filters, water analysis, medical tests, and chromatography. Based on this know-how MACHEREY-NAGEL started in 1990 with development and production of a broad range of different DNA/RNA/Protein purification kits based on filter, silica, ultrafiltration membrane, bead material, and gel filtration suitable for manual and automated isolation of nucleic acids on all common laboratory automation workstations.