arigram
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David A. Goldfarb said:M. A. Smith's amidol in two versions--one for Azo and one for enlarging papers. Usually I'll try to do Azo prints at the beginning of the session, then add the requisite amount of KBr and benzotriazole, and finish with enlargements, usually on Maco/Cachet Expo RF graded, which also responds nicely to amidol.
Formulas at:
http://www.michaelandpaula.com/mp/Azo_Formulas.html
Amidol is expensive, though, and not every paper benefits from it, so I usually have a batch of Dektol around or Agfa Neutol WA.
fhovie said:Agfa Multicontrast developer is cheap - lasts a long time and gives great cold blacks - Now my supply is drying up and I am thinking I'll mix my own. I still am not sure what I will try - Probably some kind of Ilford like brew.
Stock
Water (125 F)--------------------------750 ml
Sodium Sulfite (anhy)-------------------110.0 grams
Hydroquninone---31.0 grams
Potassium Carbonate (anhy)---100.0 grams
Phenidone-----------1.28 grams
Potassium Bromide----5.0 grams
Sodium Hydroxide-----2.0 grams
Water to make----------1.0 liter
Mix 1:9
Donald Miller said:This is not so much due to the developing agent as it is the fact that the characteristics of the paper are utilized to the greatest potential.
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