1 .	Which one of the following is used in the preparation of antiseptic solution?
[ A ]    Potassium nitrate [ B ]    Iodine [ C ]    Iodine chloride [ D ]    Potassium chloride
Answer : Option B Explanation : Iodine is a powerful antiseptic. It is used as a tincture of iodine which is 2-3% iodine solution is alcoholwater
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