Test Kits & Reagents

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127 of 143 products

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127 of 143 products

127 of 143 products

Clear all
Squeaky's Digital Thermometer - LCD aquarium temperature display with external probe
Squeaky's Digital Thermometer
$5.99 USD
Hanna Instruments 772-26 – DKH Alkalinity Reagent Refill – Checker® HC - Squeaky's Aquatics Hanna Instruments 772-26 – DKH Alkalinity Reagent Refill – Checker® HC - Squeaky's Aquatics
Hanna Instruments 772-26 / HI772-26 – DKH Alk...
$18.99 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
Hanna Instruments HI782-25 / 782-25 | Marine Nitrate High Range Checker Reagents (25 Tests) | Aquarium Testing
Hanna Instruments HI782-25 / 782-25 | Marine ...
$26.99 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
Saltwater refractometer kit with hard case - measures salinity and specific gravity for reef and marine aquariums, includes droppers and screwdriver
Saltwater Refractometer with Hard Case | ATC ...
$29.99 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
Hanna Instruments HI761-25 / 761-25 | Total Chlorine Ultra Low Range Checker Reagents (25 Tests) | Aquarium Testing
Hanna Instruments HI761-25 / 761-25 | Total C...
$14.99 USD
Hanna Instruments 774 – Phosphate Ultra Low Range Colorimeter – Checker® HC - Squeaky's Aquatics Hanna Instruments 774 – Phosphate Ultra Low Range Colorimeter – Checker® HC - Squeaky's Aquatics
Hanna Instruments HI774 / 774 – Phosphate Ult...
$74.99 USD
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Hanna Instruments 755-26 – Marine Alkalinity Reagent Refill – Checker® HC - Squeaky's Aquatics Hanna Instruments 755-26 – Marine Alkalinity Reagent Refill – Checker® HC - Squeaky's Aquatics
Hanna Instruments 755-26 – Marine Alkalinity ...
$18.99 USD
$13.49 USD
Hanna Instruments 736-25 – Phosphorus Ultra Low Range Reagent Refill – Checker® HC - Squeaky's Aquatics
Hanna Instruments 736-25 / HI736-25 – Phospho...
$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
Salifert Magnesium Aquarium Test Kit Salifert Magnesium Aquarium Test Kit
Salifert Magnesium Aquarium Test Kit
$21.99 USD
Simplicity 8-in-1 Saltwater Rapid Test strips bottle Simplicity 8-in-1 Saltwater Rapid Test parameters and color chart
Simplicity 8-in-1 Saltwater Rapid Test
$17.95 USD
Fritz Nitrate Test Kit - 2-bottle liquid NO3 test for freshwater and saltwater aquariums
Fritz Nitrate Test Kit
$13.49 USD
Fritz 35 PPT refractometer calibration fluid
Fritz 35 PPT Calibration Fluid
$6.39 USD
Red Sea MCP Test Kit Marine Master Care box - saltwater reef ammonia nitrite nitrate pH alkalinity tests Red Sea MCP Test Kit contents - reagent bottles, glass vials, and syringes for saltwater reef aquarium testing
Red Sea MCP Test Kit Marine Master Care
$79.99 USD

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