Re: Stain Redux - Pyrocat HD and Tri-X: was Double Dipping

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From: Carl Weese (cweese@earthlink.net)
Date: 12/31/01-07:59:09 AM Z

Sandy,

What is the reason for the switch to phenidone, especially if it results in
limited shelf life?---Carl 

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>From: Sandy King <sanking@clemson.edu>
> I mention this because the shelf life of Pyrocat, when
> mixed with phenidone, is probably no greater than about three months.
> When the Pyrocat stock solution goes bad the result is a lot of extra
> base stain, somewhat irregular - even splotchy- and very observable
> on the clear edges of the film.

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