Bacteriological examination of water, food and air

  title={Bacteriological examination of water, food and air},
  author={Stephen H. Gillespie},
This chapter presents the bacteriological examination of water, food, and air. There are two ways of detecting bacterial contamination of water in common use: the multiple tube presumptive coliform count and the membrane filtration method. In Presumptive coliform test technique, double strength or single strength indicator broth are dispensed into tubes of differing volumes. The volumes of the tubes are chosen by the likelihood of contamination. Thus, when water of good quality is tested… CONTINUE READING