AGFA

304

Water --------------------------800ml
Sodium Thiosulphate ------------200g
Ammonium chloride --------------50g
Potassium metabisulphite --------25g
Water enough to make up to 1 Litre

305

Water --------------------------800ml
Sodium Thiosulphate ------------200-300g
Sodium sulphite -----------------12g
Potassium metabisulphite --------12g
Water enough to make up to 1 Litre