Re: direct positive bleach

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From: Bill Collins (photo@intrex.net)
Date: 12/20/02-09:43:43 AM Z


Its sold at auto parts stores as battery acid. (or it was back when batteries were shipped dry. I think motorcycle batteries are still shipped dry, so maybe a motorcycle shop would have some if the auto parts shop doesn't)

Its also sold as Muriatic acid, used to clean concrete.

Bill
---------- Original Message ----------------------------------
From: Nate Apkon <nmapkon@rcn.com>
Reply-to: alt-photo-process-l@sask.usask.ca
Date: Fri, 20 Dec 2002 10:29:48 -0500

>Hi all:
>
>I'm about to embark on LL's direct positive method for enlarged
>negatives as in P-F 2,3 & 4. I'm having trouble finding sulfuric acid
>locally and am concerned about having it shipped cross-country as a
>hazardous material. Has anyone had success with a different acid or a
>different bleach formula? Or know of a source in the greater Boston area?
>
>Any comments and hints about the method would also be greatly appreciated.
>
>Thanks,
>
>Nate A.
>
>
>


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