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Search: Posts Made By: John King
Forum: Darkroom 23rd January 2022, 01:14 PM
Replies: 5
Views: 1,735
Posted By John King
Irrespective of the concentration they were...

Irrespective of the concentration they were using, Hydrogen Peroxide is hazardous and I would suggest not suitable for use in a darkroom.

The real answer is get the exposure/development right in...
Forum: Darkroom 23rd January 2022, 08:44 AM
Replies: 5
Views: 1,735
Posted By John King
What are they playing at?

I have just read on a Photrio post where someone has added a small quantity of Hydrogen Peroxide to RA4 developer apparently trying to increase contrast and are highly surprised when all they get is...
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