I've haven't had much success with gold, but I've found that a aqueous
solution of 4% hydrochloric acid / 1% nitric acid in a light-tight
container stores low-ppb mercury quite well. Never tried silver.
Analytical Lab Manager
APL Engineered Materials, Inc.
"PLASMACHEM-L: Analytical Chem.(ICP's, DCP's, MIP's)."
<[log in to unmask]> wrote on 01/26/2010 03:57:23 PM:
> Dear All,
> I have a question regarding stabilizing Hg solutions with silver. I
> had good luck with stabilizing Hg solutions with Au (both as chloride
> nitrate salts) and in fairly concentrated hydrochloric acid solutions.
> However, I have come across a method indicating the use of silver
> of gold. I am not familiar with this and have not been able to find a
> ready reference. Does anyone have experience with this arrangement?
> Always willing to learn something new ....
> Michael Murphy
> Research Scientist
> Intertek USA
> Whitehouse, NJ