Originally Posted by retinax
All great to know, thanks! I think I will order some at some point and cost makes Foma the first choice, unless there are objections.
The Foma emulsion is good. It used to be available in a 1kg package and I used to buy several at a go. People loved portraits on watercolour paper with LE.
The Foma emulsion comes with a hardener you don't absolutely need, but which helps. It is formalin - a formaldehyde solution, so be careful with it - it is fairly nasty stuff.