Digital BW, The Print

--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "bjornaagedk" 
<reklamefoto@m...> wrote:
> Is there any comparisons available that shows the longevity of 
Ultrachrome inks vs. 
> Carbon Inks such as f.ex. MIS Quadtones?

Inkjet mall's website has a comparative analysis of Ultrachrome, 
various Piezotone (carbon) inks , Sundance and MIS-FS inks based on 
1000 hr xenon lamp tests.  It does not give actual time in years but 
does give relative fade and color shift data.  Here's the link:

http://www.inkjetmall.com/store/info/1000-hours.html


Hope this helps.

Dave Gordon
http://www.davegordonphotograph