With the CYA test, you add drops of the pool water / CYA testing reagent mixture until the black dot disappears. Then read the CYA level from the marks on the from of the test vial.
Re: slimy, gelatinous strings of goo ruin a good dip.........
With the CYA test, you add drops of the pool water / CYA testing reagent mixture until the black dot disappears. Then read the CYA level from the marks on the from of the test vial.
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