Quote Originally Posted by perkeleellinen View Post
Ralph, does this answer your question?
http://www.printfile.com/FAQ.aspx#polyNEG
Yes thanks, it got me to this page:

http://www.printfile.com/PAT-information.aspx

and that's where the products positive PAT test results are shown.

The Photographic Activity Test (PAT) is a ISO standard (ISO 14523) for archival performance, and unless a product passes it, I won't use it.