Sodium thyosulfate 300gr
Bottle PET amber color 1Lt 1
Download Material Safety Data Sheet from the dedicated section on the website.
Dissolve the sodium thyosulfate in 900ml demineralized water. Shake until fully dissolved. Add water to make a total of 1 liter and store it into the labeled bottle. You should replace the fixer after some prints.
Fixing Bath Wet plate Collodion-kit22