Test Kits & Reagents

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55 of 143 products

55 of 143 products

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Aquarium Co-Op Multi-Test Strips bottle, 6-in-1 freshwater aquarium test strips for pH, KH, GH, nitrate, nitrite and chlorine
Aquarium Co-Op Multi-Test Strips
From $10.99 USD
In-Store Only
Squeaky's Digital Thermometer - LCD aquarium temperature display with external probe
Squeaky's Digital Thermometer
$5.99 USD
Fritz Alkalinity (KH) Test Kit - liquid dKH titration test for freshwater and saltwater aquariums
Fritz Alkalinity (KH) Test Kit
$11.24 USD
Aquatop Smart-Temp digital aquarium thermometer with magnet mount
Aquatop Smart-Temp Digital Thermometer
$6.99 USD
Fritz General Hardness (GH) Test Kit - liquid drop-titration GH test for freshwater aquariums
Fritz General Hardness (GH) Test Kit | Liquid...
$11.24 USD
Simplicity 3-in-1 New Tank Rapid Test strips bottle Simplicity 3-in-1 New Tank Rapid Test retail box
Simplicity 3-in-1 New Tank Rapid Test
$17.95 USD
Seachem Ammonia Alert card, a continuous freshwater and marine ammonia monitor that lasts one year
Seachem Ammonia Alert
$8.26 USD
Hanna Instruments HI711-25 / 711-25 | Total Chlorine Checker Reagents (25 Tests) | Aquarium Testing
Hanna Instruments HI711-25 / 711-25 | Total C...
$18.99 USD
Fritz Phosphate (PO4) Test Kit - 150-test liquid water test for freshwater and saltwater aquariums
Fritz Phosphate Test Kit | PO4 Water Test for...
$14.99 USD
Fritz Calcium Test Kit
Fritz Calcium Test Kit
$12.74 USD
Sale
Hanna Instruments HI775-26 / 775-26 – Freshwater Alkalinity Checker® HC Reagents (25 Tests)
Hanna Instruments HI775-26 / 775-26 – Freshwa...
$32.99 USD
$24.49 USD
Fritz Nitrate Test Kit - 2-bottle liquid NO3 test for freshwater and saltwater aquariums
Fritz Nitrate Test Kit
$13.49 USD
Seachem One Year Alert Combo pack with continuous pH Alert and Ammonia Alert monitors for a freshwater aquarium
Seachem Alerts Combo Pack Ammonia & pH - ...
$16.55 USD
Hanna Instruments 717 / HI717 | High Range Phosphate Colorimeter – Checker® HC | Freshwater, Saltwater & Aquaculture Hanna Instruments 717 / HI717 | High Range Phosphate Colorimeter – Checker® HC | Freshwater, Saltwater & Aquaculture in hand testing phosphate levels.
Hanna Instruments 717 / HI717 | High Range Ph...
$74.99 USD
Hanna Instruments HI761 / 761 | Ultra Low Range Total Chlorine Colorimeter – Checker HC | Freshwater Hanna Instruments HI761 / 761 | Ultra Low Range Total Chlorine Colorimeter – Checker HC | Freshwater
Hanna Instruments HI761 / 761 | Ultra Low Ran...
$67.99 USD
Fritz Nitrite Test Kit
Fritz Nitrite Test Kit
$11.99 USD
Hanna Instruments 731‑315 – Glass Cuvettes & Caps for Checker HC - Squeaky's Aquatics
Hanna Instruments 731315 / HI731315 – Glass C...
$15.99 USD
Hanna Instruments 702-25 – Copper High Range Reagent Refill – Checker® HC - Squeaky's Aquatics
Hanna Instruments 702-25 / HI702-25 – Copper ...
$18.99 USD
Milwaukee MA911B/2 double junction pH probe with cable
Milwaukee MA911B/2 Double Junction pH Probe
$50.00 USD
Fritz Ammonia Test Kit box with sample tube and two reagent bottles for freshwater and saltwater aquariums
Fritz Ammonia Test Kit
$14.99 USD

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