Ammonium Thiosulfate (58-60%) | 800 | ml |
Sodium Sulfite (anhydrous) | 60 | g |
Sodium Metaborate | 5 | g |
Distilled water to make | 1000 | ml |
Mixing Instructions: Add chemicals in specified sequence. |
Dilution: 1+4 |
Usage: Fix for 3x clearing time. |
Notes This formula is faster than older hypo-based fixers but takes longer than an acid-based fixer. |