Nasco Water Testing Saddlebag

Product Description

Perfect for teachers who are interested in teaching students about water pollution and its effects. This saddlebag is designed to wear on the side of the student for safety and easy wear. Each saddlebag has enough material to perform over 100 tests and can be used in a classroom of 30 students or more. Includes the following tests: alkalinity P/T/acidity, alkalinity=1 drop=10 ppm/25 ml, acidity=0-500 ppm, hardness (total), 1 drop=2 ppm/25 ml, dissolved oxygen (0-10 ppm), nitrate (0-50 ppm), and package of 100 pH test strips (2-9 range), step-by-step picture instructions, and color-coded reagents. Grades 6-12.