The Darkroom Cookbook Forum

All you need to do is make a 10% phenidone solution. Here is a link on YouTube by Pictorial Planet (https://www.youtube.com/watch?v=zBYJyZ6F-HY). Start watching about 7' 50". It involves "Propylene Glycol". It is a lot easier to mix this way. Good mixing.

I use the cold light head & also I have a 40Y gelatin filter with Ilford MG paper (recommended by Ilford. I also don't know why graded papers would be a problem. Today I was testing my printing & failed to turn on the light source but it seemed to be OK.

Reading about Pyro, I am confused when directions are given to make a "standard working solution". When I read "To make a standard working solution mix 1 part A with 1 part B with 100 parts water", does that mean, & this is an example: 1ml part A, 1 ml part B, 100 ml water? S...