Re: neutral B/W with Centennial POP paper?

Thank you for the information, Etienne- I have never used the platinum toner
along with the gold toner.
It does give me something to think about....
Susan.
www.susanhuber.com
----- Original Message -----
From: "Etienne Garbaux" <photographeur@softhome.net>
To: <alt-photo-process-l@sask.usask.ca>
Sent: Saturday, April 24, 2004 8:53 PM
Subject: Re: neutral B/W with Centennial POP paper?

> Andrey wrote:
>
> > does anybody know how to get neutral (or close to neutral) Black and
> > White tone on Centennial POP paper?
>
> > Untoned prints are rather orange, gold toned become cool purple..
>
> The traditional way to get neutral black tones on salted paper, albumen,
> and gelatin POP is to tone with an alkaline gold toner followed by an
> acidic platinum toner. As you noted, gold tends toward cool purple. Pt
by
> itself tends toward a brownish black. Experience will show how much time
> in the gold followed by how much time in the Pt. I wash well between
them.
> I have never used Centennial, but expect that this procedure will work
with
> it.
>
> Certain Pt toners can get you nearly there by themselves, but the
> gold/platinum process gives better control and a nicer final result (IMO).
>
> Some people have reported getting neutral black from a gold toner
> containing sodium acetate. I just got weak, greyish "blacks," but YMMV.
>
> Best regards,
>
> etienne
>
Received on Tue Apr 27 04:44:56 2004