mix equal parts pool water and reagent in the vial, cap and shake for 30 seconds, let sit 2 minutes and shake again, pour into tube slowl until black dot disappears.
Re: hth 5 way test kit ?
mix equal parts pool water and reagent in the vial, cap and shake for 30 seconds, let sit 2 minutes and shake again, pour into tube slowl until black dot disappears.
Retired pool store and commercial pool maintenance guy.
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