Archived posting to the Leica Users Group, 1998/04/26

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Subject: Re: [Leica] Developing for dummies
From: Eric Welch <>
Date: Sun, 26 Apr 1998 21:11:46 -0500

At 04:20 PM 4/26/98 -0700, you wrote:

>Both D-76 and ID-11 are, unless my memory fails me, metol-hydroquinone
>based developers (and are, for all intents and purposes, identical).
>Metol is the substance to which people can become sensitized.  Phenidone
>based developers are the usual replacement.

Half right. Phenodine is the non-allergenic substance unlike what I said
before, and that's what ID-11 plus uses. That's the only difference between
the two. The developer characteristics are almost identical.

Eric Welch
St. Joseph, MO

The young child is looking in the world to find himself -
reflected in a mirror with a thousand faces.

- -Maria Montessori