particle size testing:
For particle size testing with electron microscope, contact:
EMS Laboratories, 117 West Bellevue Drive, Pasadena, CA 91105
(818) 568-4065 Price will be under $200 per sample.
from: A Closer Look At Colloidal Silver (1997)
By Peter A. Lindemann
http://www.elixa.com/silver/lindmn.htm
At 06:07 PM 7-14-98 -0700, Joyce wrote:
>
> Before we test the silver, the particle size should first
> be established, since it is the size that determines its
> colloidal nature and effectiveness. (Sota's instrument
> makes colloidal silver 0.005 - 0.015 microns in size, so
> our colloidal silver tested probably should be less than
> 0.015 microns). Otherwise, money might be wasted testing
> a product which might be of inferior quality.
>
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