TSRC, Tob. Sci. Res. Conf., 2008, 62, abstr. 13
An improved UV method to determine filtration efficiency of cellulose acetate filters
Eastman Chemical Company, Kingsport, TN, USA
Filtration efficiency is an important attribute of cellulose acetate tow filters and a reliable method for measuring filtration efficiency is required for assessing the performance of filter cigarettes. Due to the difficulty of directly measuring dry...