Re: Question for the Chemists

From: Linas Kudzma (lkudzma@earthlink.net)
Date: 01/02/03-09:58:20 AM Z

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Ed,

Tri-Ess sells Ferric subsulfate (Monsell's salt).

Synonyms: Ferric subsulfate; Ferric sulphate(basic); Iron hydroxide sulfate;
Monsell's salt
CAS No. 1310-45-8
Chemical Formula: Fe4(OH)2(SO4)5

----- Original Message -----
From: "Ed Buffaloe" <EdBuffaloe@UnblinkingEye.Com>
To: <alt-photo-process-l@sask.usask.ca>
Sent: Wednesday, January 01, 2003 8:33 AM
Subject: Question for the Chemists

> I have encountered a reference to Monsell's salt, which is said to be
"basic
> ferric sulphate." There are other references to ferric sulphate in the
book
> (as opposed to Monsell's salt), so does "basic" ferric sulphate mean that
> the salt has been somehow rendered more alkaline? If so, how would one do
> that?
>

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