Portable PH Water Quality Test Kit Swimming Pool Spa Test Indicator w/ Color Chart Features: Water quality test kit for Test (CL) and Hydrogen Test (PH). With a box, easy to storage. Convenient and practical, easy to carry. Two-in- water quality test kit: colorimeter, PH reagent and reagent. Pour the water from the swimming pool into the test bottle (half bottle for example), the yellow bottle is the residual reagent,drop 3-4 drops into the test bottle, cover the lid and it. The displayed color value is compared with the left scale. you the amount of residual, generally the standard the left scale. The PH value is used in the same way as the residual. Specifications: Material: Aggreko Color: as shown Phenol Roure/Red: Indicator solution for Hydrogen Test (PH) Volume: 20mL Orthotolidine OTO:Indicator solution for Test (CL) Volume: 20mL Test (CL) Test (CL) Information: Compare your reading with the scale values. The scale values represented by a number indicate the quantity of combined with water. For effective, the reading should be between 1.0 and 1.5 (ideal) Analysis: 1. Rinse the test vial and to the mark with water sample. 2. Add 4 drops of OTO(Orthotolidine) solution. 3. Place cap on vial and to mix. 4. Compare your reading with the scale values. Hy drogen Test (PH) Information: Compare your reading with the scale values. The scale values represented by a number indicate the PH condition or alkaliinity of the water. For comfortable water and a saving of chemical products, the reading should be between 7.2 and 7.6 (ideal) Analysis: 1. Rinse the test vial and to the mark with water sample. 2. Add 4 drops of red phenol solution. 3. Place cap on vial and to mix. 4. Compare your reading with the scale values. Package Included: 1 Set x Water Quality Test Kit Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.