To call silver a toxic heavy metal (i.e in the category of lead and
cadmium) I think is a bit of an exaggeration. Zinc is also a toxic metal,
according to dose. Are microdyn doses high enough to be concerned about?
>Return-Path: <TROGERS@ars.usda.gov>
>Date: Thu, 08 Oct 1998 17:08:10 -0700
>From: TED ROGERS <TROGERS@ars.usda.gov>
>To: danamex@mail.internet.com.mx
>Subject: Chlorine -Reply
>Content-Disposition: inline
>
>ozone is being considered as a treatment for the sprout rinse water
>used during the grow out phase, CaCl202 (a 20,000 ppm solution, that is
>a 2% solution is what the 24c in CA covers and is what the request for a
>National Section 18 indicates) is the only thing that did not damage seeds
>and effect sprouting and did effect some disinfection of the seeds, I
>can't remember every thing that was tried but do remember H202 and
>NaClO were tried...
>
>
Ronald Nigh
Dana, A.C.
Mexico, D.F. & San Cristóbal de Las Casas, Chiapas
Tel. y FAX 525-666-73-66 (DF)
529-678-72-15 (Chiapas)
danamex@mail.internet.com.mx
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