--- Begin Message ---
Berntsen wrote:

> I can not prove this, but I agree with Aimal that the yellow color is
> *likely* from oxidation because my "best, golden" solutions started out
> clear to very pale yellow, only lasted about a week; they gradually
> turned black, suggesting that oxidation was in the works.  I'm most
> satisfied with clear to pale yellow solutions; they've never gone black
> on me.

    *  Peter Lindemann's article "A Closer Look at Collolidal Silver" gives a 
lot
of information, and explains silver color differentials.  You can see it at:
http://www.elixa.com/silver/lindmn.htmI don't use the CS300 machine, have no 
idea
about it.  I use a Beck-type from Sota in Canada, and consistently get the 
golden
cs using the method referenced in Lindemann's piece.
MK Johnson / Kalispell, Montana USA



--- End Message ---