Step 1: Understanding Chloramine-T.
Chloramine-T (sodium N-chloro-para-toluenesulfonamide) is used as a disinfectant and antiseptic. It is commonly used for water purification and for sanitizing surfaces.
Step 2: Analysis of options.
(A) Disinfectant: Correct — Chloramine-T is primarily used as a disinfectant, especially in water treatment.
(B) Antiseptic: While it does have some antiseptic properties, it is more widely known as a disinfectant.
(C) Analgesic: Chloramine-T is not used for pain relief, so this is incorrect.
(D) Antipyretic: Chloramine-T does not have a role in reducing fever, so this is incorrect.
Step 3: Conclusion.
The correct answer is (A) because Chloramine-T is used primarily as a disinfectant.