TM 10-6630-245-13&P SECTION II.  EQUIPMENT DESCRIPTION 1.7.  EQUIPMENT CHARACTERISTICS, CAPABILITIES, AND FEATURES. CHARACTERISTICS • Self sufficient, contains all equipment and supplies needed to test water for a number of different chemicals. • Individual items are packed in a foam insert. • Water tight case • Shock resistant • Can be carried short distances by one person. FEATURES • Includes spectrophotometer for colorimetric testing. • Five individually packaged test kits. • Can be used in the field or remote sites. • Air release valve on front of case for air flight. • Spectrophotometer can be used with either batteries or ac line power.  Ac line power may be 115V or 220V. CAPABILITIES Can be used to monitor quality of raw water sources, waste water, and drinking water by performing the following tests: Test Performed Range Test Kit Used   1. Acidity, free, high range 0 to 500 mg/l Acidity Test Kit   2. Acidity, free, low range 0 to 150 mg/l Acidity Test Kit   3. Acidity, total, high range 0 to 500 mg/l Acidity Test Kit   4. Acidity, total, low range 0 to 150 mg/l Acidity Test Kit   5. Chlorides 1,000 to 20,000 mg/l Chloride Test Kit High Range   6. Dissolved oxygen 0.2 mg/l and above Dissolved Oxygen Test Kit   7. Fluorides 0.0 to 2.0 mg/l Spectrophotometer   8. Iron, ferrous 0.0 to 2.0 mg/l Spectrophotometer   9. Iron, ferric, high range 0.0 to 10.0 mg/l Ferric Iron Test Kit 10. Iron, ferric, low range 0.0 to 1.0 mg/l Ferric Iron Test Kit 11. Iron, total 0.0 to 2.0 mg/l Spectrophotometer 12. Nitrogen, ammonia 0.0 to 2.0 mg/l Spectrophotometer 13. Nitrogen, nitrate 0.0 to 30.0 mg/l Spectrophotometer 14. pH 4 to 10 pH units Spectrophotometer 15. Turbidity 0 to 500 FTU Spectrophotometer 16. Zinc, high range 2.0 to 20.0 mg/l Zinc Test Kit 17. Zinc, low range 1.0 to 10.0 mg/l Zinc Test Kit 18. Sulfate 0.0 to 150.0 mg/l Spectrophotometer 1-3