Re: Purity & Price
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- Subject: Re: Purity & Price
- From: eric nelson <firstname.lastname@example.org>
- Date: Tue, 21 Aug 2007 12:33:42 -0500
- Comments: "alt-photo-process mailing list"
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Thanks Marek, that's my supposition as well although I mis-quoted the
lower grade of purity which is 99.95 instead of 99.99 in case that
makes any difference. 60¢ per gram is mighty tempting.
On 8/21/07, Marek Matusz <email@example.com> wrote:
> I have very little experience with albumen printing, but I would bet that
> 99.99% is sufficient purity. As a matter of fact such a high purity of
> silver nitrate would not have been used at the turn of century when albumen
> was practiced. Even 99.9% would exceed standards used back then.
> Date: Tue, 21 Aug 2007 00:41:05 -0500
> From: firstname.lastname@example.org
> Subject: Purity & Prices
> To: email@example.com
> I was just doing some online searches for silver nitrate crystals and 1%
> gold chloride solution and I found that the prices can vary widely. $30-54
> for 100 mls for the Au and .60 -.99 per gram for the silver.
> With the silver nitrate, the purity affects the price a lot but doesn't seem
> to be a big difference in terms of purity.
> My question to the group is, does a purity difference of 99.99% vs 99.995%
> make enough of a difference for albumen printing? My guess is that it
> doesn't but I wanted to check with the experts first! This purity
> difference makes a $30 difference in the price of 100 grams of AgNO3.
> Also, has anyone had any experience with saltlakemetals.com?
> See what you're getting into…before you go there See it!