Did you end up getting the culture density stick?
Reef Crew has them:
http://reefcrew.com/index.php?page=s...mart&Itemid=30
I think I'll order the Iso from them sometime when I get my Phyto culturing station all sorted out.
edit. It's unavailable. ugh, read the whole page before posting stoopid.
Phyto, that's a nice culturing station - looks like those are glass bottles - where'd you get them?