Immerse one strip fully into the spa or pool water for 2 seconds.
Remove with the pads face up and shake once to remove excess water.
Read immediately, comparing to the colour chart on the bottle.
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The higest quality test strips in the industry.
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Immerse one strip fully into the spa or pool water for 2 seconds.
Remove with the pads face up and shake once to remove excess water.
Read immediately, comparing to the colour chart on the bottle.