Darn! That would have been a great question. It would be nice to get an update on that usage. As I recall, after their initial testing, they came back for a rather large refill. I think PolyMedix had also done right much testing on that usage.
"I wish I sent in a question about the 66 pounds of B that was going to be used by the surgical implant company for coating their devices. They have had close to 2 years at this point to get answers to their studies. I almost forgot about that iron in the fire." - moosefacecharlie