Microbiology General f26bba6b Gloves, syringes, needles etc., used for patients whose HIV test results is not known, should be immersed in - A Povidone - iodine 1% B Boiling water C 1% solution of sodium hypochlorite D None High-Yield Explanation Ans. is 'None' . For contaminated medical instruments 2 % solution of glutaraldehyde is used.