To remove childproof safety cap, push down while turning.
- Fill a clean test tube with 5 ml of water to be tested (to the line on the tube).
- Add 6 drops from Phosphate Test Solution Bottle #1, holding dropper bottle upside down in a completely vertical position to ensure uniformity of drops added to the water sample.
- Cap the test tube and gently shake several times to mix solution. Attention! Always use the cap. Avoid skin contact as this may affect the test results.
- Add 6 drops from Phosphate Test Solution Bottle #2, holding dropper bottle upside down in a completely vertical position to ensure uniformity of drops to the water sample.
- Cap the test tube and shake for 5 seconds.
- Wait three minutes for the color to develop.
- Read the test results by matching the color of the solution against those on the Phosphate Test Color Chart.
Corrective Actions:
To reduce phosphate, perform partial water changes and use MaxOut, or MaxOut Pro all-in-one filter media products, or FritzZyme 360/460.
To increase phosphate, add Fritz pH Neutralizer or any high-phosphate supplement or fish food, or perform partial water changes with tap water high in phosphate.