U of S | Mailing List Archive | alt-photo-process-l | Re: gum question

Re: gum question



Hi Judy, it's ammonium dichromate. (Was shortened as "AD" below...)

Regards,
Loris.


29 Mayıs 2009, Cuma, 3:30 am tarihinde, Judy Seigel yazmış:
>
>
> On Thu, 28 May 2009, Loris Medici wrote:
>
>> I always had better results (due my particular working style and/or
>> materials?) with weak sensitizers; I use only two dichromate strenghts
>> 5%
>> and 2%. (AD, 1+1 gum/pigment+dichromate.) I also have 10% on hands for
>> unusual situations though.
>
> Which dichromate is that, Loris -- potassium or ammonium ??????
>
> J.
>