| Sensafe (480104) pH Check; 30 Individual Foil Test Strips & 1 Color Chart |
 With the pH Science Fair Kit for water quality testing, you can teach chemistry principles in a fun and safe way without expensive and complicated equipment! Test the pH of drinking water throughout your neighborhood and quickly gather data with an easy, one dip procedure. The pH Science Fair Kit is non-toxic and ideal for grades 6 and up. Price: 11.02 |