Which among the following is a disinfectant?
0.3 ppm Cl2
CHI3
Boric acid
Morphine
Disinfectants are used to kill microorganisms but cannot be applied to living tissues.
Eg: Chlorine (0.2 to 0.4 ppm), SO2 (low concentration)
CHI3 and boric acid are antiseptic and Morphine is a narcotic analgesic.
Correct option 1.