Dick Jaffe wrote:

>  Why not check the viability of your CS with a little inexpensive
> laser pointer.  Shine it at your solution horizontally in a clear
> glass jar in a darkened room.  If you see a sparkling red line, that's
> a reflection off the silver particles called the Tyndall effect.

Red line is good, Tyndally effect, sparkles are not, reflection from
larger flakes.

Marshall


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