MACHEREY-NAGEL was founded in 1911 in Düren (Germany) as a specialist manufacturer of filter papers and have evolved into an innovative international company for chemical and biomolecular analysis. Since 1993 MACHEREY-NAGEL develops and manufactures a comprehensive range of ready to use kits for nucleic acid (RNA and DNA) and protein purification. MACHEREY-NAGEL has become an important brand of high quality products in sample preparation. Our products cover a broad range of applications and are highly esteemed in leading laboratories worldwide.