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Carolina® Bacterial Pollution of Water Kit

(in stock)


Students learn about the importance of clean water in human health, water treatment for microbial contamination, and 1 of the methods used to test the safety of water for human use. They then collect water samples and test them for chlorine and chloramines, bacteria, and coliform bacteria. Students next do research to discover the number of coliform bacteria allowed in water for various human activities. They gain valuable skills and experience in sterile technique and plating and culturing bacteria. This kit is designed for 10 groups of students working in groups of 3.


What’s Included:
  • 10 Sterile Collection Tubes
  • 32 Sterile Bulb Pipets
  • 20 Petri Dishes, 100 × 15 mm
  • 2 Nutrient Agar, 125 mL
  • 2 MacConkey Agar, 125 mL
  • 10 Free Chlorine/Total Chlorine Test Strips
  • 10 Color Charts (for use with the chlorine test strips)
  • 2 Disposal Spreaders, Pack of 10
  • 1 Teacher’s Manual with Reproducible Student Guide
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Needed But Not Included:
  • 1 Household Bleach (to disinfect materials by soaking)
  • 1 Ethanol or Isopropanol (for spraying work surfaces)
  • 10 Permanent Markers
  • 1 Boiling Water Bath (or hot plate and beaker of water)
  • 10 Water Samples (collected by students)
  • 1 Bunsen Burner (or alcohol burner)
  • 30 Plastic Bags, Sealable (like a small freezer storage bag, at least 7″ wide) for Trash, Samples, and Test Strips
  • 1 Clear Tape, Roll (or Parafilm®)
  • 10 Beakers (or cups), 250 mL
  • 1 Paper Towels, Roll
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