 Kodak F-1 Fixing Bath
Water, about 125ºF (50ºC) - 96 fl. oz. - 3.0L - 120 fl. oz.
Sodium Thiosulphate (Hypo) - 32 oz. avdp. - 960g - 38 3/8 oz.
Sodium Sulfite, desiccated - 2 oz. avdp. - 60.0g - 2 3/8 oz. avdp.
Acetic Acid (28% Pure) - 6 fl. oz. - 192mL - 7 1/2 fl. oz.
Potassium Alum - 2 oz. avdp. - 60.0g - 2 3/8 oz. avdp.
Cold Water to Make - 1 U.S. gallon - 4.0L - 1 Imperial gallon
If it is desired to mix a stock hardener solution, use Kodak F-1a, adding one part of cool hardener to four parts of cool 25% hypo solution (2 pounds of hypo to the U.S. gallon of solution (or 2 lb. 6 oz. to the Imp. gallon)). | 
Linear Mode
