Re: D-76 to Lc-1

[Robert Lyman <railroad@northweb.com>]

Hi

Soda is bicarb, powder is bicarb + an inert of some kind (I forget what).

Bob Lyman  (  railroad@northweb.com  )
http://www.geocities.com/SoHo/Workshop/7610
http://www.artists-in-residence.com/users/radiance/
----- Original Message -----
From: <FotoDave@aol.com>
To: <alt-photo-process-l@sask.usask.ca>
Sent: Wednesday, August 01, 2001 4:13 PM
Subject: Re: D-76 to Lc-1


> << bicarbonate - that would be baking soda, correct?
>
> Yes I believe sodium bicarbonate is either baking soda or baking powder. I
> never remember which one, but it is easy to check the package.   :-)
>
> >> Any ideas on how much baking soda should be added to a litre of Dektol
to
>  make it act like 2:3:5 LC-1 ?
>   >>
>
> No idea at all. If one would start experimenting, I would suggest trying
half
> the amount of bicarbonate in a litre of water, then do some 5:1, 5:2, 5:3,
> 5:4, 5:5 tests. One might need to fine-tune it after the first set of
tests.
>
> But the prepackaged Dektol uses potassium carbonate, and baking soda (or
> powder) is sodium bicarbonate. Sil said that it's not good to mix the two.
I
> can't remember why though....
>
> If I had the time, I would be interested in testing it out too..... but
the
> fact is I haven't made any print since I took a new job last year! I am
> planning to do it again before this summer ends though.    :-(
>
>
> Dave S
>