[pure-silver] Warmtone developer

  • From: Steve <gl1500@xxxxxxxxxxxxxxxx>
  • To: pure-silver@xxxxxxxxxxxxx
  • Date: Fri, 09 Feb 2007 17:51:45 -0500

I have wanted to try the Agfa 120 formula for quite some time but don't have all the ingredients -- so -- experiment,


I only made a 250ml batch as I didn't want to waste chemistry.


The main ingredient I was missing was the Potassium Carbonate.

Water 200ml

15gms Sodium Sulphite
6gms Hydroquinone
6gms Potassium Hydroxide

[Read up on safety issues when handling Hydroxides]

***** Gloves and eye protection are sensible.

.5gm Potassium Bromide

Water to make up to 250ml

Use at 1:4 for warm brown black.

Exposure will be about double.

I don't know the keeping life of the chemistry.

I was very pleased with the results using Ilford MG FB.

Steve
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