Edouard Bastarache on tue 31 dec 02
----- Original Message -----
From: Edouard Bastarache
To:
Sent: Tuesday, December 31, 2002 8:29 PM
Subject: Re: Chromium
> Hey Jim,
>
> "check ben ça",
>
>
> "Generally Chrome compounds are not absorbed by the skin but
> depending on structure can cause dermatitis, skin ulcers,
> sensitization... opening a path through intact skin for
> further entry.
> Jim"
>
> Hexavalent salts generally are absorbed well topically through intact
skin.
> Hexavalent chromium can penetrate the skin and be transformed to trivalent
> chromium which becomes an hapten and part of the allergic reaction
causing
> exzematous dermatitis.
> Trivalent salts are poorly absorbed through intact skin but, once the
dermal
> barrier is broken, however, absorption may occur.
>
> Hexavalent chromium compounds may be absorbed percutaneously, even through
> intact skin and acute renal failure may occur after a dermal burn of 10%
> body surface or less.
> In a case, 70% total body thermal burn from hot chromic sulfate
(trivalent)
> mixed with sulfuric acid produced chromium poisoning with acute renal
> failure.
> Fumes of chromium dioxichloride are very irritating to the skin.
>
>
>
> Later,
>
>
>
>
> "Ils sont fous ces Quebecois"
> Edouard Bastarache
> Irreductible Quebecois
> Indomitable Quebeker
> Sorel-Tracy
> Quebec
> edouardb@sorel-tracy.qc.ca
> http://sorel-tracy.qc.ca/~edouardb/
> http://perso.wanadoo.fr/smart2000/index.htm
>
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