.. off to waste hours reading APUG on x-ray film!!
I use 8x10 xray quite a bit. I've been quite happy with it for my carbon transfer work. It scratches easily (especially those that have emulsion on both sides), so special care must be given. There is a great thread over at the LF forum.

http://www.largeformatphotography.in...highlight=xray

Andrew O'Neill