Welcome!
This site serves as the distribution point for the "freeware" sedimentation velocity data analysis, graphing, and interpretation programs SVEDBERG, DCDT+ , kDalton, XLGraph, and SEDNTERP 3, developed by John Philo. You can download any of these programs from the Download page.SVEDBERG, DCDT+, SEDNTERP, kDalton, and XLGraph each have their own web page with descriptions of their features and other information, which can be reached from the buttons at the top of this page..
John Philo
e-mail: jphilo (at) mailway.com