KODAK NON-HARDENING ACID FIXING BATH F-24
600 ml Water (125F or 45C)
240 g Sodium Thiosulfate
10 g Sodium Sulfite
25 g Sodium Bisulfite
Top up to
one litre water
Fixing Time: Twice the time it takes to clear a plate, usually 2 to 4 minutes.
Temperature: 20C Agitation: Intermittent
Shelf life: This stock solution lasts practically indefinitely, dump it when it starts to take longer than 5 minutes to clear a plate
Source: Photo Lab Index, Lifetime Edition, Morgan and Morgan, Inc., Dobbs Ferry, New York.