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Identify developer - labels fell off ?

Smudger

Member
Allowing Ads
Joined
Aug 9, 2004
Messages
303
Location
Dunedin,New Zealand
Format
Multi Format
I store my developer in foil winebags,both XTOL and D72(Dektol clone). The labels fell off! I'm planning to attempt a test using some Ilford RC paper,on the assumption that the print developer should reveal itself by a faster reaction time. Is there method in my madness,or can someone suggest a better method?
 
D72 will likely fizz a bit when mixed with stop bath, or vinegar, but your method will likely work just as well.
 
Sounds good - put a drop of working strength of each on the paper, and the paper developer should develop faster.
 

I can see a plan in your method. I would expect for Dektol to develop faster to a darker, rich black. BY THE WAY,D72 IS Dektol! unless you are referring to a home-brew version.