To make an instrument free of HIV virus, it is kept in

Correct option is B

. Ans (b) 2%
Sol. Explanation:
· 2% glutaraldehyde solution is a highly effective disinfectant commonly used for sterilizing medical instruments. It is capable of inactivating a wide range of viruses, including the HIV virus, and is used in hospitals and clinics for high-level disinfection.
· Spirit (alcohol) may not be sufficient to completely inactivate viruses like HIV. It is better for general cleaning but not for sterilizing.
· Savlon solution (1:100 strength) is an antiseptic solution, but it may not be as effective as glutaraldehyde in killing the HIV virus on medical instruments.
· Hydrogen peroxide has some disinfectant properties, but it is not typically used for sterilizing instruments for HIV deactivation.