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Collection: Testing

Pool and spa water testing supplies. Test strips, liquid kits, digital testers, and reagents for accurate water chemistry monitoring.
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205 products

INDICATOR LIQUID REAGENT

Chemical

INDICATOR LIQUID REAGENT

Regular price $16.38 USD
Sale price $16.38 USD Regular price
2OZ CALCIUM BUFFER REAGENT

Chemical

2OZ CALCIUM BUFFER REAGENT

Regular price $13.51 USD
Sale price $13.51 USD Regular price
2OZ BASE DEMAND REAGENT

Chemical

2OZ BASE DEMAND REAGENT

Regular price $9.75 USD
Sale price $9.75 USD Regular price
2OZ ACID DEMAND REAGENT

Chemical

2OZ ACID DEMAND REAGENT

Regular price $9.38 USD
Sale price $9.38 USD Regular price
2OZ #3 DPD REAGENT

Chemical

2OZ #3 DPD REAGENT

Regular price $14.65 USD
Sale price $14.65 USD Regular price
.75OZ HARDNESS REAGENT

Chemical

.75OZ HARDNESS REAGENT

Regular price $6.84 USD
Sale price $6.84 USD Regular price
.75OZ CALCIUM BUFFER REAGENT

Chemical

.75OZ CALCIUM BUFFER REAGENT

Regular price $7.04 USD
Sale price $7.04 USD Regular price
.75OZ ACID DEMAND REAGENT

Chemical

.75OZ ACID DEMAND REAGENT

Regular price $5.84 USD
Sale price $5.84 USD Regular price
.75OZ #3 DPD REAGENT

Chemical

.75OZ #3 DPD REAGENT

Regular price $6.96 USD
Sale price $6.96 USD Regular price
2OZ #2 DPD REAGENT

Chemical

2OZ #2 DPD REAGENT

Regular price $14.80 USD
Sale price $14.80 USD Regular price
2OZ #1 DPD REAGENT

Chemical

2OZ #1 DPD REAGENT

Regular price $13.60 USD
Sale price $13.60 USD Regular price
.5OZ PHENOL RED REAGENT

Chemical

.5OZ PHENOL RED REAGENT

Regular price $2.93 USD
Sale price $2.93 USD Regular price
QT CYANURIC ACID REAGENT

Chemical

QT CYANURIC ACID REAGENT

Regular price $36.82 USD
Sale price $36.82 USD Regular price
DPD 1 TABLET REAGENT

Chemical

DPD 1 TABLET REAGENT

Regular price $3.51 USD
Sale price $3.51 USD Regular price

Chemical

DPD 3 TOTAL CHLORINE REAGENT

Regular price $24.31 USD
Sale price $24.31 USD Regular price
DPD 1A FREE CHLORINE REAGENT

Chemical

DPD 1A FREE CHLORINE REAGENT

Regular price $19.85 USD
Sale price $19.85 USD Regular price