BFR-1 Fixer-Stabiliser
FixerAdvanced

BFR-1 Fixer-Stabiliser

A universal fixation and stabilization system for high-speed and conventional processing—from aerophotographic film to X-rays.

About Fixage

The BFR-1 Fixer-Stabilizer is used for rapid and standard fixing of a wide range of photographic materials: aerial photographic materials, photographic films, photographic papers, and photographic plates, including X-ray plates. Craftsmen also successfully use this fixer for tanning leather.

Character

Universal rhodanide type—suitable for both rapid and standard fixation.

How to Prepare and Use

  1. 1The solution can be used immediately after preparation.

Recipe for 1 liter (5 packets)

Anhydrous sodium sulfite (Package 1)
5 g
Anhydrous sodium sulfite (Package 1)
Sodium metabisulfite (Package 2)
30 g
Sodium metabisulfite (Package 2)
Ammonium thiocyanate (Package 3)
50 g
Ammonium thiocyanate (Package 3)
Crystalline sodium thiosulfate (Package 4)
108 g
Crystalline sodium thiosulfate (Package 4)
Crystalline sodium thiosulfate (Package 5)
242 g
Crystalline sodium thiosulfate (Package 5)

Chemical structures: PubChem (public domain)

Mixing it at home

A versatile thiocyanate-based fixer-stabiliser.

  1. 1In 0.7–0.8 liters of water at a temperature of about 40 °C, dissolve the contents of packets 1, 2, 3, 4, and 5 one after another while stirring—add each subsequent packet only after the previous one has completely dissolved.
  2. 2Package 1 — anhydrous sodium sulfite (5 g); package 2 — sodium metabisulfite (30 g); package 3 — ammonium thiocyanate (50 g); Packets 4 and 5 — crystalline sodium thiosulfate (108 g and 242 g).
  3. 3After all the substances have dissolved, let the solution cool to room temperature and bring the volume up to 1.0 liter.

Key points

  • Suitable for both rapid and ordinary fixing; the solution can be used immediately after mixing.