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Directions:
1. Fill the two tubes to the mark with water, taken approx. one arm length below the surface.
2. Add 4 drops of Phenol Red to the left test tube and 4 drops of Orthotolidine (OTO) to the right test tube.
3. Put the caps onto the test tubes and shake the test kit well for a few seconds.
4. Compare the color of the water in the test tubes with the color scale (pH, Cl, Br).
5. The Ideal Chlorine level to maintain in pool water is between 0.6 to 1.5 ppm.
The Ideal Bromine level is between 1.3 to 3.4 ppm.
6. If necessary, you will need to re-adjust the pH to return to the ideal zone.
7. Rinse the test tubes with plenty of fresh water and place the caps.
Precautions:
* Keep out of reach of children.
* In case of eye contact, rinse with water and seek medical advice.
This seller has been a member since: Aug. 25, 2015
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