Descrição Since its inception in 1740, Whatman knows what it takes to separate the wheat from the chaff. The company makes filters, membranes, and specialty products for applications in the analytical, health care, and bioscience markets in some 70 countries. The company's products can be found in medical devices and diagnostic testing kits. Whatman has also developed technology for the isolation, transportation, storage, and purification of DNA for gathering genetic information. Whatman makes other products such as blotting papers, syringe filters, and chromatography products. The company was acquired by GE Healthcare in 2008.