Bring your photography to life with the Ilford Rapid Fixer Bottle, a reliable and efficient solution for all your film and paper processing needs. This high-quality, non-hardening rapid fixer is supplied as a liquid concentrate, designed to be diluted with water for use, offering an effective and convenient solution for both amateur and professional photographers. Engineered to perform optimally within a temperature range of 18-40 degrees Celsius (66-104 degrees Fahrenheit), this durable fixer is perfect for fixing black and white film and paper in all manual and machine processing applications. Please note, the Ilford Rapid Fixer is not compatible with fix hardeners. The fixing agent in this product is ammonium thiosulphate, ensuring a superior fixing process without the use of sodium thiosulphate (hypo). Trust in the quality and efficiency of the Ilford Rapid Fixer Bottle to deliver consistent results for your photographic endeavors.