[pure-silver] Re: Anti-halation backing?

I don't know if one company uses more than another, but it is also present
in Tmax and the Delta line of films. I don't use a pre-soak, but use two
fresh fixing baths and hypo-clearing agent for film. After these treatments,
the dye is gone.





Regards



Ralph W. Lambrecht

http://www.darkroomagic.com







On 2005-10-29 16:46, "jeffrey" <puresilver@xxxxxxxxx> wrote:

> I'm assuming that I'm not alone in noticing that Agfa must be using a
> lot of dye (?) on the back of their 120 APX100?
> 
> I recently dusted off the Yashica Mat 124 and shot a dozen rolls of
> APX100. When I poured out the pre-soak water, it was a very deep
> blue-black color. The first time I saw this, I about had a
> heart-attack - I thought the emulsion was washing off the base!
> 
> The resulting negatives are very nice - very clean and sharp. (I used WD2D+)
> 
> I have not shot a lot of 120 lately - is this heavy dye thing mostly
> an Agfa characteristic, or common to 120 film? I don't recall getting
> this with 120 Tri-X.
> 
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