How to Test Pesticides in Water
Things You'll Need
- Pesticide assay test kit including:
- Dropper
- Vial
- Test strips
Instructions
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1
Follow all manufacturer's instructions carefully. Open the test kit; most kits contain a test vial, a dropper pipette and two test strips.
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2
Take a sample of your water, using the dropper.
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3
Place the water sample into the test vial, using the dropper. Only use ONE dropperful of water. Cap the vial.
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4
Swirl the water for several seconds. Place the vial on a flat surface.
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5
Uncap the vial, being careful not to spill the contents. Place the test strips into the vial. The strips usually have an arrow pointing one direction. Place the strips into the vial with the arrows pointing down. Cap the vial and place it on a flat surface for up to ten minutes. Follow the manufacturer's instructions.
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6
Remove the strips and read the results. A strip will show two blue lines, one darker than the other. Depending on the kit you have, if the darker line is to the left, the test is negative for pesticides. If the darker line is to the right, the test is positive for pesticides.
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