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Test Kit Chlorine/Ph/Alk/Acid Demand for Hot Tubs and Pools


Test Kit Chlorine/Ph/Alk/Acid Demand (151186) for Hot Tubs and Pools



Never let reagents remain in test vial. Clean and rinse after each test. Hold bottles vertically for proper drop size. Take water samples from a depth of 18” (away from return lines)

Chlorine residual

Fill Chlorine test vial to the line with pool or Spa water

Add 5 drops solution #1

Replace cap and mix thoroughly by swirling.

Make comparative test with Chlorine Standards


pH Test (Ideal pH 7.4-7.6)

Fill large vial to solid line.

Add 1 drop solution #4(2 drops if Chlorine test is above 1.5ppm mix by swirling and compare test to pH color standards.

If reading is above 7.8, perform Acid Demand Test #3 using the same water sample. Test and adjust total alkalinity (if needed) before adjusting pH.


ACID DEMAND TEST (if Ph is above 7.8ppm)

·     Add solution #3 one drop at a time, counting drops, swirling between drops, until color matches 7.6 to Ph color standards.

Refer to Acid Demand Chart for proper amount of acid to be added to pool or spa.



Fill large test vial to lower broken line.

Add 1 drop solution #4 (2 drops if Chlorine test was above 1.5ppm) and mix thoroughly by swirling.

Add 1 drop solution #5

Add solution #3 one drop at a time (swirling between drops and counting the number of drops necessary to change color to clear or light yellow.

Multiply drops of solution #3 used by 10.

·         See test booklet comes with the test kit.