API Copper Test Kit for Freshwater and Saltwater Aquarium

Test reads 0 to 4 mg/L or parts per million (ppm) of copper. Helps to maintain a healthy aquarium or pond for fish by ensuring that copper (a common treatment for many parisitic infections) levels are within the healthy range.
Number of Tests: 90 Count

Use Instructions: To remove childproof safety cap: With one hand, push red tab left with thumb while unscrewing cap with free hand.1. Fill a clean test tube with 5 ml of water to be tested (to the line on the tube).2. Add 10 drops of Copper Test Solution, holding dropper bottle upside down in a completely vertical position to assure uniformity of drops.3. Cap the test tube and shake for 5 seconds.4. Wait 1 minute for the color to develop.5. Remove the cap. Hold the test tube upright over the white area on the color card and view the color of the solution by looking down from above. The closest match indicates the ppm (mg/L) of copper in the water sample. Even a very faint color indicates the presence of copper. Rinse the test tube with clean water after use."
Product Gross Weight: 0.1500 lb, Product Net Weight: 0.1500 lb, Product Height: 5.13 in, Product Length: 2.75 in, Product Width: 1.63 in