Review Notes DETAILS

OZONE


Ozone is a colorless to bluish gas with a distinctive pungent smell and toxic at high concentration

  • It is a low-temperature sterilant for used for sterilizing heat, pressure and moisture-sensitive items
  • Ozone sterilant is generated by a combination of oxygen, water, and electricity
  • Ozone sterilizes by the process of oxidation
  • Ozone sterilization does not leave byproduct which will require aeration as in EtO and the devices can be used immediately cycle completes

    • It is recommended that ozone sterilizer unit be placed in a ventilated room with at least 10 air exchanges per hour

    The following devices can be sterilized with ozone:
    rigid polyvinyl chloride, polypropylene, nylon, silicone, stainless steel, Pyrex glass

    Ozone should NOT be used to sterilize the following:
    copper, brass, bronze, flexible endoscopes, liquids, implants and plastic vials, rubber, latex

    Woven fabric and metal foil should not be used as packaging material

    OSHA Permissible Exposure Limit (PEL) for Ozone of 0.1 ppm as an 8-hour time-weighted average (TWA)

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