API Reef Master Test Kit

API's REEF Master Test Kit measures the most important aquarium levels in a Reef Aquarium. 4 different tests calibrated specifically for Reef aquariums are designed to protect reef-dwellers from dangerous water conditions. Tests include: Calcium, Carbonate Hardness (KH), Phosphate & Nitrate), 4 test tubes, tray. ADDITIONAL FEATURES Product Gross Weight: 1.1000 lb Product Net Weight: 1.1000 lb Product Height: 4.75 in Product Length: 7.00 in Product Width: 5.75 in INSTRUCTIONS Use Instructions: Calcium Test:1. Fill a clean test tube with 5 ml of water to be tested (to the line on the tube).2. Holding the bottle vertically, add 10 drops of Calcium Test Solution #1, cap the test tube and shake for 10 seconds. 3. Shake Calcium Test Solution #2 vigorously for 10 seconds.4. Holding the bottle vertically. add Calcium Test Solution #2, drop by drop to the test tube until the solution changes from pink to the blue endpoint. Be sure to count the number of drops added. Cap an