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Sterilization of air filters for high pre-vacuum autoclaves
  1. R. J. Fallon
  1. Pathology Department, Ruchill Hospital, Glasgow


    Experiments are described with glass fibre filter paper and complete glass filters as fitted to high pre-vacuum autoclaves to determine whether organisms can grow or penetrate through the filters. A filter consisting of four layers of glass fibre paper fitted inside a sterilizer chamber for a year and used for 96 sterilization cycles was found to have retained its initial efficiency.

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    • 1 A report to the Medical Research Council working party on pressure-steam sterilizers.