Whatman Grade No. 3MM Chr Chromatography Paper Cellulose Whatman Sheets. 3MM Chr Chromatography Paper Cellulose 3030-392 is best used for chromatographic separation of small sample volumes by gas chromatography gas-liquid chromatography and ion exchange chromatography. Because of the relatively low acid and alkali content of Whatman Grade No. 3MM Chr Chromatography Paper Grade No. 3MM Chr. Paper exhibits a brownish tinge to the printed surface particularly noticeable when the paper is first wet. After exposure to a liquid stream the paper lies flat on the plate and does not reflow. The paper is easily removed by scraping or by heating the plate to a liquid state by raising the temperature slightly. Grade No. 3MM Chr Chr Chromatography Paper Cellulose 3030-392 is whatman paper best for chromatographic separation of small sample volumes by gas-liquid chromatography. Specifications for Whatman Grade No. 3MM Chr Chromatography Paper Cellulose Whatman 3030-392 Sheets : Size: 35 x 45 cm (133/4 x 173/4") Whatman No.: 3030-392 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 3030-392/ 21427-411 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 3030-392 Sheets