Investigating Water Pollutants & Water Analysis Lab
Using safe, easy-to-use chemical tests, students analyze the water samples provided or local water samples for a variety of common pollutants including chlorine, copper, hardness, dissolved oxygen, nitrogen, phosphate and pH. Your class will also learn how to quantify the concentration of pollutants and determine the pollution level that poses a danger to wildlife and man. Grades 7-10. Class Pack for 40.