Page 33 - MNU-PM502- Pharmaeutical Microbiology Theoritical Book
P. 33
Pharm D- Clinical Pharmacy Program Third Level Pharmaceutical Microbiology& Antimicrobials (PM 502)
Autoclaving can be used for sterilization of
✓ Culture media
✓ Surgical stainless-steel instruments.
✓ surgical dressings, gauzes, sutures etc.
✓ IV applicators, and syringes
NB. Plastics should be heat resistant, for example:
Polycarbonate (PC), PTFE (“Teflon”), Polypropylene (PP)
Can Not be used for sterilization of
✓ Anhydrous materials (oil, greases, powders)
✓ Steam cannot penetrate hollow needles
✓ instruments packed in moisture resistant materials.
✓ Flammable materials.
✓ Radioactive materials.
2- Irradiation.
Irradiation is the process of exposing surfaces and objects to different kinds of
radiation for sterilization.
A- Non-ionizing radiation (Ultraviolet)
Known as ultraviolet germicidal radiation
Its efficiency is dependent on the wavelength, Intensity, and Duration
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