text: Iqbal Hussain Qureshi (Urdu:اقبال حسين قریشی) 27 September 1937 – 8 December 2012) , best known as I.H. Qureshi, was a Pakistani nuclear chemist and an Emeritus professor of chemistry at the University of Karachi. Qureshi was the principal contributor of scientific understanding of various chemical elements: bismuth, cobalt, strontium, thallium, tritium, iron, rubidium, and zinc.
  His career was mostly spent with the Government of Pakistan after leaving his research work at the national laboratories, and advising the government on nuclear policy issues. He pushed his influential role at the Nuclear Regulatory Authority (PNRA) and the peaceful applications of nuclear science. He spent many years as an educator and research scientist at the Institute of Engineering and Applied Sciences in Nilore before taking a professorship at the Karachi University.