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Low Order Minimums + Free Shipping at $750
Low Order Minimums + Free Shipping at $750

Aquarium Water Test Kits

  • API Freshwater Master Test Kit

    API
    Original price $29.48 - Original price $57.20
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    API Freshwater Master Test Kit is a complete test kit for testing tap and aquarium water. Tests five different potentially dangerous water conditio...

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  • API 5 in 1 Aquarium Test Strips for Freshwater and Saltwater Aquariums

    API
    Original price $4.99 - Original price $65.35
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    Aquarium Pharmaceuticals 5 in 1 Test Strips test aquarium water levels for optimal health! This master test kit allows you to simplify your testing...

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  • API KH Carbonate Hardness Test Kit for Fresh and Saltwater Aquariums

    API
    Original price $3.96 - Original price $11.51
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    Aquarium Pharmaceuticals Fresh/Salt Water Carbonate Test Kit measures carbonate hardness, the measure of carbonate and bicarbonate concentrations i...

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  • API GH and KH General and Carbonate Hardness Test Kit for Freshwater Aquariums

    API
    Original price $7.85 - Original price $22.83
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    The API Freshwater Hardness GH and KH Test Kit tests tap water and freshwater aquariums for general hardness (GH) and carbonate hardness (KH). Keep...

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  • API Ammonia NH3/NH4+ Test Kit

    API
    Original price $10.27 - Original price $29.89
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    The API Ammonia Test Kit measures ammonia levels in both fresh and saltwater aquariums. Ammonia, the number one killer of tropical fish, is continu...

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  • API Nitrate Test Kit for Fresh and Saltwater Aquariums

    API
    Original price $9.31 - Original price $27.10
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    Aquarium Pharmaceuticals Fresh And Salt Water Nitrate Test Kit measures nitrate (NO3) in freshwater and saltwater aquariums. Nitrate buildup in aqu...

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  • API pH Test Kit for Freshwater Aquariums

    API
    Original price $5.22 - Original price $15.18
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    Aquarium Pharmaceuticals Fresh PH Mini Kit contains dropper bottle for accurate dispensing of liquid test solution, easy to read instructions and c...

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  • API Calcium Ca2+ Test Kit for Healthy Coral Growth

    API
    Original price $8.79 - Original price $25.59
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    Aquarium Pharamceuticals Calcium Test Kit Liquid allows you to easily and accurately measure the calcium level and maintain a healthy aquarium. CA2...

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  • API Nitrite NO2 Test Kit Helps Prevent Fish Loss in Freshwater and Saltwater Aquariums

    API
    Original price $7.77 - Original price $22.60
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    API Nitrite NO2 Test Kit Helps Prevent Fish Loss in Freshwater and Saltwater Aquariums. Fast, accurate and easy to use. This Fresh Water Nitrite Te...

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  • API Marine Reef Master Test Kit Tests Calcium, Carbonate Hardness, Phosphate and Nitrate

    API
    Original price $30.00 - Original price $58.20
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    The API Marine Reef Master Test Kit tests the most important aquarium levels. Tests Calcium, Carbonate hardness, phosphate and Nitrate levels quick...

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  • API Test Tubes for Use with API Liquid Test Kits

    API
    Original price $13.77 - Original price $13.77
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    Replacement box of 24 test tubes and caps by Aquarium Pharmaceuticals. For use in all Aquarium Pharmaceuticals water test kits where the original t...

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  • API Marine Saltwater Master Test Kit Tests High Range pH, Ammonia, Nitrite and Nitrate

    API
    Original price $30.00 - Original price $58.20
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    The API Saltwater Master Test Kit for marine aquariums contains everything you need to measure the most important levels in your water with scienti...

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  • Seachem Alert Series Alert Combo

    Seachem
    Original price $7.81 - Original price $40.90
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    The Seachem Alert Combo pack is a revolutionary way to keep tabs on your aquariums essential levels. This unique tester provides continuous pH and ...

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  • Tetra EasyStrips 6-in-1 Aquarium Test Strips

    Tetra
    Original price $8.79 - Original price $71.98
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    Tetra EasyStrips 6-in-1 Aquarium Test Strips provide complete, all-in-one testing in just 60 seconds. Each strip performs medical and scientific qu...

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  • API pH Test and Adjuster Kit for Freshwater Aquariums

    API
    Original price $8.44 - Original price $24.55
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    Aquarium Pharmaceuticals pH Test and Adjuster Kit monitors your aquarium water pH with extreme accuracy, and includes API pH UP and pH DOWN to perf...

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  • API Ammonia Test Strips NH3 / NH4 for Freshwater and Saltwater Aquariums

    API
    Original price $11.50 - Original price $33.46
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    Aquarium Pharmaceuticals Aquarium Ammonia Test Strips. Test the ammonia levels in your aquarium for optimal health! Testing your water quality can ...

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  • API Copper Cu+ Test Kit Monitor Copper when Medicating in Freshwater and Saltwater Aquariums

    API
    Original price $6.93 - Original price $20.17
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    Aquarium Pharmaceuticals Copper Test Kit tests copper levels in water from 0 to 4 ppm, and measures both free and chelated copper. Always monitor a...

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  • API High Range pH Test Kit for Goldfish, Marine and African Cichlids

    API
    Original price $5.74 - Original price $16.71
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    Aquarium Pharmaceuticals High Range pH Test Kit helps you ensure a healthy environment for your fish in both fresh and saltwater aquariums. Proper ...

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  • Seachem Ammonia Alert Sensor for Fresh and Saltwater Aquariums

    Seachem
    Original price $6.01 - Original price $17.49
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    Seachem Ammonia Alert is an innovative color device for continuously detecting and monitoring free ammonia in aquariums. A sensor changes from yell...

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  • Seachem pH Alert Sensor for Freshwater

    Seachem
    Original price $4.43 - Original price $12.90
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    Seachem pH Alert Reader is a unique color device designed to be placed in the aquarium or filter and monitor pH continuously. A sensor changes colo...

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  • API Phosphate Test Kit for Freshwater and Saltwater Aquariums

    API
    Original price $9.87 - Original price $28.73
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    Aquarium Pharmaceuticals Phosphate Test Kit allows you to easily and accurately measure the phosphate level and maintain a healthy aquarium or pond...

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  • Hikari Accuprobe Hydrometer Wide Range Specific Gravity Meter for Aquariums

    Hikari
    Original price $6.58 - Original price $6.58
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    Hikari Accuprobe Hydrometer provides certified calibration of a wide range specific gravity meter. This self-leveling, hanging device features an a...

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  • Seachem One Year Combo Alert

    Seachem
    Original price $8.88 - Original price $25.85
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    Seachem One Year Combo Alert uses Seachem water sensor technology to continuously monitor ammonia and freshwater pH in your aquarium for an entire ...

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  • API pH Test Strips for Freshwater and Saltwater Aquariums

    API
    Original price $8.72 - Original price $25.39
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