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    Best Seller
    API GH & KH TEST KIT Freshwater Aquarium Water Test Kit

    API GH & KH TEST KIT Freshwater Aquarium Water Test Kit

    Keep your fish healthy and thriving by testing your aquarium water's GH levels regularly with this easy-to-use API GH & KH TEST KIT for freshwater aquariums. Testing water parameters weekly helps prevent invisible water problems that can be harmful to... more

    $15.92

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    API GH and KH Test Kit

    API GH and KH Test Kit

    Tests tap water & freshwater aquariums for general hardness (GH) and carbonate hardness (KH).Helps prevent fish stress caused by rd pH shifts, the result of low levels of KH. All of our products comply with international quality standards and are... more

    $12.39

    FREE shipping

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    Best Seller
    Mars Fishcare API Aquatic GH & KH Test Kit

    Mars Fishcare API Aquatic GH & KH Test Kit

    API GH & KH General & Carbonate Hardness Fish & Aquatic Life Test KitFor more than 50 years, Mars Fishcare API has been researching and developing quality aquarium and pond products for hobbyists and their pets. API GH & KH Test Kit measures aquarium... more

    $11.27 $7.07

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    General Hardness Test Kit Fw

    General Hardness Test Kit Fw

    Tests tap water & freshwater aquariums for general hardness (GH) and carbonate hardness (KH).Helps prevent fish stress caused by rapid pH shifts, the result of low levels of KH. Box of one test kit more

    $9.99

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    General Hardness Test Kit Fw

    General Hardness Test Kit Fw

    Tests tap water & freshwater aquariums for general hardness (GH) and carbonate hardness (KH).Helps prevent fish stress caused by rapid pH shifts, the result of low levels of KH. Box of one test kit more

    $10.99

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    Aquarium Pharmaceuticals Test Kits Calcium Test Kit

    Aquarium Pharmaceuticals Test Kits Calcium Test Kit

    "Individual liquid test solutions for KH/carbonate and calcium Essential when maintaining ideal water parameters Use for fresh or saltwater aquariums Tests aquarium water for carbonate hardness (KH) or calcium. Each test kit includes reagent(s), glass... more

    $9.99

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    (275,000+)
    Aquarium Pharmaceuticals Test Kit GH/KH

    Aquarium Pharmaceuticals Test Kit GH/KH

    "Liquid test solutions accurately measure aquarium GH and KH Monitor general hardness (GH) and carbonate hardness (KH) for stable aquarium pH Test and monitor tap water to ensure proper aquarium water parameters Test tap water and freshwater aquariums... more

    $8.29

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    (275,000+)
    Freshwater Master Test Kit (34)

    Freshwater Master Test Kit (34)

    Tests tap water, pond and aquarium water with 7 tests to protect fish from dangerous water conditions. Tests include: freshwater pH, high range pH, ammonia, nitrite, GH (general hardness) and KH (carbonate hardness). Kit features 4 test tubes, a... more

    $39.51

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    API GH & KH General & Carbonate Hardness Fish & Aquatic Life Test Kit, Blue

    API GH & KH General & Carbonate Hardness Fish & Aquatic Life Test Kit, Blue

    API GH & KH General & Carbonate Hardness Fish & Aquatic Life Test Kit For more than 50 years, Mars Fishcare API has been researching and developing quality aquarium and pond products for hobbyists and their pets. API GH & KH Test Kit measures aquarium... more

    $8.29

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    Freshwater Gh & Kh (hardness) Test Kit

    Freshwater Gh & Kh (hardness) Test Kit

    Tests tap water & fresh or saltwater aquariums for carbonate hardness (KH). Box of one test kit more

    $7.97

    FREE shipping

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    Fresh-saltwater Gh-kh Carbonate Hardness Kit

    Fresh-saltwater Gh-kh Carbonate Hardness Kit

    Tests nitrate levels from 0 to 160 ppm in fresh or saltwater. Box of one test kit more

    $5.97

    FREE shipping

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    Aquarium Pharmaceuticals Test Kits KH/Carbonate Test Kit

    Aquarium Pharmaceuticals Test Kits KH/Carbonate Test Kit

    "Individual liquid test solutions for KH/carbonate and calcium Essential when maintaining ideal water parameters Use for fresh or saltwater aquariums Tests aquarium water for carbonate hardness (KH) or calcium. Each test kit includes reagent(s), glass... more

    $5.79

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    (275,000+)
    API Reef Master Test Kit, Blue

    API Reef Master Test Kit, Blue

    API Reef Master Test Kit Size:1 pack Measure the most important reef aquarium levels including calcium, carbonate hardness (KH), phosphate and nitrate with API REEF MASTER TEST KIT. Proper balance is key to the overall health of reef inhabitants.... more

    $33.77

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    Fresh-saltwater Ammonia Test Kit

    Fresh-saltwater Ammonia Test Kit

    """""""Assorted tests for pH (three levels), Ammonia, Nitrite, Nitrate, GH-KH for both fresh and saltwater. """" Test kit of 130 tests""" more

    $8.97

    FREE shipping

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    JBL Water Test With Smartphone Evaluation For Freshwater Aquarium JBL ProScan Water-Test

    JBL Water Test With Smartphone Evaluation For Freshwater Aquarium JBL ProScan Water-Test

    JBL Water Test With Smartphone Evaluation For Freshwater Aquarium, JBL ProScan Product Features Smartphone analysis for fresh water aquariums. Safe, easy analysis of GH, KH, pH, nitrite, nitrate, chlorine and C02-calculation. The next generation of... more

    $37.56

    FREE shipping

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    Saltwater Master Liquid Test Kit (401m)

    Saltwater Master Liquid Test Kit (401m)

    Tests tap water & freshwater aquariums for general hardness (GH) and carbonate hardness (KH). Tests include: high range pH, ammonia, nitrite and nitrate. Kit features 4 test tubes, a waterproof holding tray for testing bottles and test tube rack. Part... more

    $39.51

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    Saltwater Master Liquid Test Kit (401m)

    Saltwater Master Liquid Test Kit (401m)

    Tests tap water & freshwater aquariums for general hardness (GH) and carbonate hardness (KH). Tests include: high range pH, ammonia, nitrite and nitrate. Kit features 4 test tubes, a waterproof holding tray for testing bottles and test tube rack. Part... more

    $39.51

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    Freshwater Master Test Kit (34)

    Freshwater Master Test Kit (34)

    "Tests tap water, pond and aquarium water with 7 tests to protect fish from dangerous water conditions.""Tests include: freshwater pH, high range pH, ammonia, nitrite, GH (general hardness) and KH (carbonate hardness). Kit features 4 test tubes, a... more

    $30.99

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    Saltwater Master Liquid Test Kit (401m)

    Saltwater Master Liquid Test Kit (401m)

    Tests tap water & freshwater aquariums for general hardness (GH) and carbonate hardness (KH). Tests include: high range pH, ammonia, nitrite and nitrate. Kit features 4 test tubes, a waterproof holding tray for testing bottles and test tube rack. Part... more

    $39.51

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    Freshwater Master Test Kit (34)

    Freshwater Master Test Kit (34)

    Tests tap water, pond and aquarium water with 7 tests to protect fish from dangerous water conditions. Tests include: freshwater pH, high range pH, ammonia, nitrite, GH (general hardness) and KH (carbonate hardness). Kit features 4 test tubes, a... more

    $39.51

    go to store
    Freshwater Master Test Kit (34)

    Freshwater Master Test Kit (34)

    Tests tap water, pond and aquarium water with 7 tests to protect fish from dangerous water conditions. Tests include: freshwater pH, high range pH, ammonia, nitrite, GH (general hardness) and KH (carbonate hardness). Kit features 4 test tubes, a... more

    $39.51

    go to store
    Saltwater Master Liquid Test Kit (401m)

    Saltwater Master Liquid Test Kit (401m)

    Tests tap water & freshwater aquariums for general hardness (GH) and carbonate hardness (KH)."Tests include: high range pH, ammonia, nitrite and nitrate. Kit features 4 test tubes, a waterproof holding tray for testing bottles and test tube rack."Part... more

    $30.99

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    Saltwater Master Liquid Test Kit (401m)

    Saltwater Master Liquid Test Kit (401m)

    Tests tap water & freshwater aquariums for general hardness (GH) and carbonate hardness (KH). Tests include: high range pH, ammonia, nitrite and nitrate. Kit features 4 test tubes, a waterproof holding tray for testing bottles and test tube rack. Part... more

    $39.51

    go to store
    Freshwater Master Test Kit (34)

    Freshwater Master Test Kit (34)

    Tests tap water, pond and aquarium water with 7 tests to protect fish from dangerous water conditions. Tests include: freshwater pH, high range pH, ammonia, nitrite, GH (general hardness) and KH (carbonate hardness). Kit features 4 test tubes, a... more

    $39.51

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    API GH and KH General and Carbonate Hardness Test Kit for Freshwater Aquariums BULK - 3 Kits - (3 x 1 Pack)

    API GH and KH General and Carbonate Hardness Test Kit for Freshwater Aquariums BULK - 3 Kits - (3 x 1 Pack)

    API GH and KH General and Carbonate Hardness Test Kit for Freshwater Aquariums BULK - 3 Kits - (3 x 1 Pack) more

    $23.63

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    Mars Fishcare API Aquatic KH Carbonate Hardness Test Kit

    Mars Fishcare API Aquatic KH Carbonate Hardness Test Kit

    Tests tap water & fresh or saltwater aquariums for carbonate hardness (KH). Helps prevent fish stress caused by rapid pH shifts, the result of low levels of KH. • Box of one test kit more

    $11.99 $2.93

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    API KH Carbonate Hardness Test Kit

    API KH Carbonate Hardness Test Kit

    Tests tap water & fresh or saltwater aquariums for carbonate hardness (KH). Helps prevent fish stress caused by rd pH shifts, the result of low levels of KH. All of our products comply with international quality standards and are greatly appreciated.If... more

    $12.09

    FREE shipping

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    API Kh Carbonate Hardness Test Kit For Fresh Saltwater Aquariums - BULK - 3 Kits - (3 x 1 Pack)

    API Kh Carbonate Hardness Test Kit For Fresh Saltwater Aquariums - BULK - 3 Kits - (3 x 1 Pack)

    Aquarium Pharmaceuticals Fresh/Salt Water Carbonate Test Kit measures carbonate hardness, the measure of carbonate and bicarbonate concentrations in the water.Carbonate hardness test kitMonitor KH to prevent pH problemsFor freshwater aquariumsAPI's... more

    $15.50

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    Freshwater Hardnss Test Kit, Tests tap water and freshwater aquariums for general hardness (gh) and carbonate hardness (kh). By Mars Fishcare North Amer

    Freshwater Hardnss Test Kit, Tests tap water and freshwater aquariums for general hardness (gh) and carbonate hardness (kh). By Mars Fishcare North Amer

    Helps detect stress on fish caused by rapid ph shifts, which result from low kh levels and helps aquarists duplicate the nat.Tests tap water and freshwater aquariums for general hardness (gh) and carbonate hardness (kh).All items are brand new, never... more

    $14.19

    FREE shipping

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    API CARBONATE HARDNESS TEST KIT Aquarium Water Test Kit

    API CARBONATE HARDNESS TEST KIT Aquarium Water Test Kit

    Keep your fish healthy and thriving by testing your aquarium water's KH levels regularly with this easy-to-use API CARBONATE TEST KIT for freshwater aquariums. API CARBONATE HARDNESS TEST KIT helps prevent pH problems by stabilizing aquarium pH in... more

    $15.52

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    JBL Water Test With Smartphone Evaluation For Freshwater Aquarium JBL ProScan Water-Test

    JBL Water Test With Smartphone Evaluation For Freshwater Aquarium JBL ProScan Water-Test

    JBL Water Test With Smartphone Evaluation For Freshwater Aquarium, JBL ProScanProduct FeaturesSmartphone analysis for fresh water aquariums. Safe, easy analysis of GH, KH, pH, nitrite, nitrate, chlorine and C02-calculation.The next generation of water... more

    $43.39

    FREE shipping

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    Freshwater Master Test Kit

    Freshwater Master Test Kit

    """""""Tests tap water, pond and aquarium water with 7 tests to protect fish from dangerous water conditions. """" """"Tests include: freshwater pH, high range pH, ammonia, nitrite, GH (general hardness) and KH (carbonate hardness). Kit features 4 test... more

    $25.97

    FREE shipping

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    Saltwater Master Liquid Test Kit

    Saltwater Master Liquid Test Kit

    """Tests tap water & freshwater aquariums for general hardness (GH) and carbonate hardness (KH). """"Tests include: high range pH, ammonia, nitrite and nitrate. Kit features 4 test tubes, a waterproof holding tray for testing bottles and test tube... more

    $25.97

    FREE shipping

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    5 In 1 Aquarium Test Strips 4ct

    5 In 1 Aquarium Test Strips 4ct

    Aquarium Pharmaceuticals - 5 In 1 Aquarium Test Strip 4Ct. Same easy to use accurate strips from API in a 4ct size. Great for beginners. Measures ph nitrite nitrate kh and gh. For fresh and saltwater aquariums Peggable unit merchandise on clip strip at... more

    $5.97

    FREE shipping

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    Freshwater Hardnss Test Kit, Tests tap water and freshwater aquariums for general hardness (gh) and carbonate hardness (kh). By Mars Fishcare North Amer

    Freshwater Hardnss Test Kit, Tests tap water and freshwater aquariums for general hardness (gh) and carbonate hardness (kh). By Mars Fishcare North Amer

    Thank you for shopping at Appletree. Miscellaneous Aquariam Testing Solution, Test Tubes With Caps, Computer Analyzed Laminated Color Card To Read Results.Tests Tap Water And Freshwater Aquariums For General Hardness (gh) And Carbonate Hardness... more

    $13.49

    FREE shipping

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    Freshwater Hardnss Test Kit, Tests tap water and freshwater aquariums for general hardness (gh) and carbonate hardness (kh). By Mars Fishcare North Amer

    Freshwater Hardnss Test Kit, Tests tap water and freshwater aquariums for general hardness (gh) and carbonate hardness (kh). By Mars Fishcare North Amer

    Thank you for shopping at Appletree. Miscellaneous Aquariam Testing Solution, Test Tubes With Caps, Computer Analyzed Laminated Color Card To Read Results.Tests Tap Water And Freshwater Aquariums For General Hardness (gh) And Carbonate Hardness... more

    $14.19

    FREE shipping

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