Benchmark stock index BSE Sensex slipped by 43 points in a volatile trade on Tuesday following profit-taking in IT and pharma shares and mixed global cues.Photograph: Arko Datta/ReutersSnapping the two-day gaining streak, the 30-share BSE Sensex dipped 42.64 points or 0.05 per cent to settle at 85,524.84.During the day, it hit a high of 85,704.93 and a low of 85,342.99.The 50-share NSE Nifty closed marginally up by 4.75 points or 0.02 per cent to 26,177.15.Among Sensex firms, Infosys, Bharti Airtel, Adani P ...