The below is true, however, the beam will not tell you how much
silver...and if it's very little, the beam can be so weak so as to be
unnoticeable.
 A conductance meter will tell you that ionic silver is present, but how
much is still sorta up for grabs.
Ken

>"SILVER TEST 
>
>A common test for determination of the presence of colloidal silver is to
>pass the beam of a laser light through a clear bottle containing the
>solution. If colloidal silver is present there will be a solid beam of
>light reflected from the suspended particles. You will be able to see a
>beam of light. Solutions containing only ionized silver will not display
>this phenomenon since there are no un-dissolved particles of silver present
>to reflect that light. With solution containing only ionized silver there
>is no beam of light. "
>
>
>I know that Jason and Marshal made comments on these items and Jason,
>I beleive,  said: "None of these things are true"
>
>Does that mean that the "Silver test" description above is incorrect pls ?
>
>Thanks
>
>Gaston
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