The operating temperature in an ethylene oxide sterilization during a warm cycle is: (A) 49-63oC, (B) 92- 110oC, (C) 20-35oC, (D) 68-88oC
Answer is A. Ethylene Oxide sterilization (High level disinfectant) Cold cycle stas at 37 + 5 oC Warm cycle stas at 54 + 5 oC ETO is Highly penetrating gas It is used for sterilizing plastic ,rubber paicles , Respirators, Hea lung machine , disposable plastic syringes , petri dishes Bacillus Globigi used as biological indicator for ethylene oxide sterilizer