Christopher John Ball Fine Arts Photographer and Writer
Ammonium Thiosulphate High Speed Fixer

  • Ammonium Thiosulphate :- 175 grammes
  • Sodium Sulphite, anhydrous :- 25 grammes
  • Glacial acetic acid ( 98 - 100%) :- 10ml
  • Boric acid ( crystalline ) :- 10 grammes
  • Water to :- 1000ml.

This fixer has a long working life with a fixing time of 30 - 90 seconds for film and papers. It can be diluted 1 + 1 with an increase in fixing time.

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