Whatman Grade No. 3MM Chr Chromatography Paper Cellulose Whatman Sheets. 3MM Chr Chromatography Paper is a pure unblended paper for thin layer chromatography a valuable analytical instrument for the separation of small and difficult analytes. The unique paper nodules are spherical on one side avoiding the well-defined patterns and cloudiness that can result from other paper types. Whatman 3mm Chr Paper has no abrasive surface to leave a residue is ligerless and non-friable. Whatman Chr Paper is sized to exactly match the thickness of the gel opening eliminating the need for plugs or screws that can break. The paper is sized to exactly match the thickness of the gel opening eliminating the need for plugs or screws that can break. Whatman Grade No. 3mm Chr Chromatography Grade Paper is ideal for thin layer chromatography of a colorless to yellow solution. Whatman Chr Paper is supplied in pack quantities of 100 sheets. Specifications for Whatman Grade No. 3MM Chr Chromatography Paper Cellulose Whatman 3030-861 Sheets : Size: 20 x 20 cm (73/4 x 73/4") Whatman No.: 3030-861 Unit: Pack of 100 Flow Rate: 130 mm/30 min. (water) Paper Thickness: 0.34 mm (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 Chromatography with a full manufacturer's warranty in addition to our own 100percent Satisfaction Guarantee. We are your premier online distributor for Whatman Chromatography. 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 No. 3MM Chr Chromatography Paper Cellulose Whatman Sheets 3030-861/ 21427-364 we carry a full complement of Chromatography 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 Chromatography please visit our Whatman page. For more brand name Chromatography please visit our Chromatography 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 No. 3MM Chr Chromatography Paper Cellulose Whatman 3030-861 Sheets