FPP Darkroom Fixer (1 Gallon) - Professional Photo Developing Solution for Film & Prints | Perfect for Home Darkrooms & Photography Studios

• A general- purpose hardening fixer for films and papers.
• Mixes to working strength.
• Powder.

Fixer - What is it?
Photographic fixer removes the unexposed silver halide remaining on your film or photo paper. What remains are the exposed silver grains that make up your image. After fixing your film or paper you may expose it to light without damaging it. 

Fixer - How do I use it? Can I re-use it?
To use this fixer, mix it up according to package directions. Store it in a reusable container. Once mixed no further diluting is needed for use. Use it at a temperature that matches your developer.  When you are finished pour the fixer back into the container for reuse.