CORRELATION OF LIQUID VISCOSITY AT THE NORMAL BOILING POINT 1 G. J. Smith, 2, 3 W. V. Wilding, 4 J. L. Oscarson, 4 and R. L. Rowley 4 1 Paper presented at the Fifteenth Symposium on Thermophysical Properties, June 22-27, 2003, Boulder, Colorado, U.S.A. 2 Design Data Laboratory, Eastman Chemical Company, P. O. Box 1972, Kingsport, Tennessee 37662-5150, U.S.A. 3 To whom correspondence should be addressed. E-mail: jsmith@eastman.com 4 DIPPR Thermophysical Properties Laboratory, 350 CB, Brigham Young University, Provo, Utah 84602, U.S.A.