Whatman Grade GF/D Glass Microfiber Filters Whatman. These Microfiber Filters from Whatman removes particulates and other materials that hinder the separation of solution through filtration. With a greater surface area for collecting more material Whatman Grade GF/D Glass Microfiber Filters trap more of the sample reducing or eliminating loss of valuable substances. So Whatman Separation Medium has eliminated much of the matter that could be easily trapped by standard whatman filters. If you are looking for the answer to improving your diaphragms you need Whatman FG/D Grade Glass Microfiber Filters. Specifications for Whatman Grade GF/D Glass Microfiber Filters Whatman 1823-047 : Diameter cm: 4.7 Whatman No.: 1823-047 Unit: Box of 100 Porosity: Coarse Flow Rate: Fast Particle Retention: 2.7 m (Please note that the description and stock photo may not correspond to the specific model listed above) We offer only genuine Whatman products authorized for sale in the U.S. and other markets so you can be sure that you are buying authentic Filters with a full manufacturer's warranty in addition to our own 100percent Satisfaction Guarantee. We are your premier online distributor for Whatman Filters. We are an authorized supplier to all federal and state government agencies as well as to research and educational institutions and can facilitate volume orders on many types of laboratory equipment lab consumables and other products to help fulfill your specific needs. We offer Free Shipping and FREE USPS shipping to APO and FPO addresses on all orders in our store over 49. Please refer to our APO/FPO Shipping and Export Restrictions for more information on export to APO/FPO addresses. In addition to the Whatman Grade GF/D Glass Microfiber Filters Whatman 1823-047/ 28497-725 we carry a full complement of Filters as well as other product offerings from Whatman. We also carry a full line of Whatman accessories to help meet your laboratory and scientific needs. For a complete selection of Whatman Filters please visit our Whatman page. For more brand name Filters please visit our Filters store section. To see our complete line of lab medical industrial and scientific products please see our science and lab equipment online catalog. Whatman Grade GF/D Glass Microfiber Filters Whatman 1823-047