Analysis:
First turn on the colorimeter and select “ALL TESTS” from the testing menu. Press “AMMONIA-N H” from the menu. Fill one tube with 10 ml of DI water, and three tubes with 10 ml of bay water, pond water, and parking lot puddle water. We added a certain amount “Ammonia Nitrogen Reagent #1” and “Ammonia Nitrogen Reagent #2” that were stated in the procedures. These two substance were only for the three samples of water. We waited 5 minutes for color development and used the colorimeter to get the