I meant to say 25ml of alcohol, not 10ml. I got this from a post on USENET by Micheal Gudzinowicz. I can only say this formualtion works very well. The makeup of photo-flo is at http://www.kodak.com/cgi- bin/webCatalog.pl?cc=US&lc=en&product=KODAK+PHOTO-FLO+200+Solution(posted 8148 days ago)