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Please Ensure Water Sample is as Clear as Possible Prior to Testing for Best Results

Step 1

Fill a clean test tube to the line with 5ml of aquarium water.

Step 2

Add 6 drops of reagent 1 vertically, cap the test tube, & shake well for 5 seconds.

Step 3

Add 6 drops of reagent 1 vertically, cap the test tube, & shake well for 5 seconds.

Step 4

Wait 3 minutes for the color to develop.

Step 5

Place the test tube on the white part of the label and compare against the color chart.