All are true regarding disinfectants except aEUR'
Phenol is bactericidal and readily inactivated organic matter Phenols are bactericidal, but these are not readily inactivated by organic matter. Disinfectant Effective against Susceptible to organic matter Bacteria Spores Virus Formaldehyde +++ +++ +++ - Glutaraldehyde +++ +++ +++ ? Chlorine (hypochlorite) +++ +1- +++ +++ Phenols ++(+) - + +/-
Glutaraldehyde is sporicidal
Hypochlorites are virucidal
Ethylene oxide is intermediate disinfectant
Phenol usually requires organic matter to act