配方类型:

ELEMENTARY PREPARATIONS

配方说明:

Acid-Hardening Fixing Bath

配方组成:

Distilled Water/8
A: Sodium Hyposulfite/32

配制方法:

Stir until dissolved and then add the following chemicals in the order given, stirring each until dissolves: B: Warm Distilled Water/2.5 Pure Sodium Sulfite/1/2 Pure Acetic Acid (18%)/1.5 Potassium Alum Powder/1/2 Add B to A and store in dark bottles away from light.