Which of the following is considered a high level disinfectant that would inactivate biological spores?

Question

Which of the following is considered a high level disinfectant that would inactivate biological spores?

A. 95% ethanol

B. Quaternary ammonium disinfectant

C. 10% household bleach in water soluntion

D. 100% iodine

Answer 1

We use 95% ethanol to disinfect fungi in our lab. It seems to work just fine, though I'm not sure about the other answers.