Re: Tannic Acid aka ?

To: alt-photo-process-l@usask.ca
Subject: Re: Tannic Acid aka ?
From: Mark Kronquist <mak@teleport.com>
Date: Mon, 31 Aug 2009 19:00:32 -0700
Comments: alt-photo-process mailing list
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Reply-to: alt-photo-process-l@usask.ca

yes
On Aug 31, 2009, at 6:43 PM, Jacek Gonsalves wrote:

Hi all,

Just looking at toning my Cyanotypes. One ingredient is Tannic Acid. Is this the same as Wine Tannin which comes in a powder form? As my local wine/brew shop has this at quite a cheaper price than my Chemical supplier.

Cheers
Jacek

References:
- Re: Paper - baby oil Digi Negs
  - From: Argon3@aol.com
- Re: Paper - baby oil Digi Negs
  - From: Judy Seigel <jseigel@panix.com>
- Tannic Acid aka ?
  - From: Jacek Gonsalves <jacek@jagnight.com>