Ahlstrom Grade 243 is one of the thicker chromatography papers available from Ahlstrom. It offers moderately high flow and absorption and is recommended for chromatography with heavy solute loading. Thickness: 0.95 mm. Absorption rate: 180 mm/ 30 min Ahlstrom manufactures a complete line of high quality chromatography electrophoresis and blotting papers for use in gel transfer applications and chromatography techniques. These uniform smooth white sheets are the high purity high quality and high value standard. They are used in nucleic acid research such as Southern Northern and Western blots electroblotting and electrophoresis. Ahlstrom chromatography electrophoresis and blotting papers are made from high purity and 100% FDA compliant alpha cotton cellulose using ultra-pure RO water and contain no additives that could cause increased backgrounds or other interference in detection systems. Ahlstrom Laboratory Filter Catalog About Ahlstrom Filter Grades (pdf)

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