Proper pH control is imperative to prevent the harmful effects of too alkaline or too acidic aquarium water on fish and plant life. Tests pH levels from 6.0 to 7.6. 250 tests per kit.
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 3 drops of pH Test Solution, holding dropper bottle upside down in a completely vertical position to assure uniformity of drops.3. Cap the test tube and invert tube several times to mix solution.4. Read the test results by comparing the color of the solution to the pH Color Card. The tube should be viewed in a well-it area against the white area of the card. The closest match indicates the pH of the water sample. Rinse the test tube with clean water after use.
Storage Instructions: Keep containers securely sealed. Store in a cool, dry, well-ventilated area.