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Water Testing

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  • Pinpoint pH Controller - American Marine

    Pinpoint pH Controller - American Marine

    American Marine
    $199.95
    American Marines PINPOINT pH Controller. PINPOINT pH Controller is an inexpensive yet rugged controller, which includes the appropriate probe and calibration fluids. This device will automate another electrical device such as a calcium reactor or...
  • Marine Buffer (4 KG) - Seachem

    Marine Buffer (4 KG) - Seachem

    Seachem
    $73.24
    Raises and maintains pH at 8.3 in all saltwater aquariums Can be used safely in reef tanks Contains borate for added stability Contains magnesium to alleviate precipitation effects Marine Buffer® will safely raise marine pH to 8.3. It will...
  • Phosphate Liquid Test Kit (Up to 150 Tests) - Fritz Aquatics

    Phosphate Liquid Test Kit (Up to 150 Tests) - Fritz Aquatics

    Fritz Aquatics
    $14.99
    East to Read Instructions Essential for a Healthy Tank Accurate in both Fresh and Saltwater About Fritz Liquid Test Kits - Phosphate Excess nutrients can lead to poor water quality very quickly. If not controlled, phosphate (PO4) can...
  • PhosBond (4 L) - Seachem

    PhosBond (4 L) - Seachem

    Seachem
    $121.33
    PhosBond™ is a revolutionary new product that combines the phosphate removing capabilities of both aluminum oxide and granular ferric oxide into a singular material forming a synergistic effect. It rapidly removes phosphates and silicates from...
  • Ammonia Liquid Test Kit (Up to 130 Tests) - Fritz Aquatics

    Ammonia Liquid Test Kit (Up to 130 Tests) - Fritz Aquatics

    Fritz Aquatics
    $14.99
    Accurate in both Fresh and Saltwater Must-Have for Every Aquarist Essential During New Tank Setup About Fritz Liquid Test Kits - Ammonia Ammonia is one of the most important parameters to monitor in aquariums because any amount can be...
  • PH Alert (6 Month) -  SeaChem

    PH Alert (6 Month) - SeaChem

    Seachem
    $8.10
    pH Alert Product Description pH Alert is a unique color device designed to be placed in the aquarium or filter and monitor pH continuously. A sensor changes color reversibly to alert you shifts to in pH levels between 5.8 and 8.2. No tests, no strips,...
  • Alkalinity Liquid Test Kit (Up to 150 Tests) - Fritz Aquatics

    Alkalinity Liquid Test Kit (Up to 150 Tests) - Fritz Aquatics

    Fritz Aquatics
    $11.24
    East to Read Instructions Essential for a Healthy Tank Accurate in both Fresh and Saltwater About Fritz Liquid Test Kits - Alkalinity Carbonate hardness, or alkalinity (KH), is the measure of both carbonates and bicarbonates present in the...
  • Pure Water Tester (HI98308) - Hanna Instruments

    Pure Water Tester (HI98308) - Hanna Instruments

    Hanna Instruments
    $89.99
    The HI98308 Pure Water tester is a rugged and reliable pocket-sized tester that offers quick and accurate readings. The HI98308 Pure Water tester features graphite electrodes to reduce polarization effects and an exposed temperature probe for fast...
  • On Sale 20%
    Nitrate (NO3) Test Kit - Elos
    On Sale 20%

    Nitrate (NO3) Test Kit - Elos

    ELOS
    $25.99
    $20.79
    Biological filtration is a method that uses naturally occurring nitrifying bacteria to detoxify nitrogenous wastes. One type of bacteria (Nitrosomonas spp.) converts ammonia to nitrite while another naturally occurring bacteria (Nitrobacter spp.)...
  • Nitrate Liquid Test Kit (Up to 90 Tests) - Fritz Aquatics

    Nitrate Liquid Test Kit (Up to 90 Tests) - Fritz Aquatics

    Fritz Aquatics
    $13.49
    Easy to Read Instructions Essential for a Healthy Tank Accurate in both Fresh and Saltwater About Fritz Liquid Test Kits - Nitrate Nitrate is considered the non-toxic end product of the ammonia cycle. While not directly a problem for fish...
  • pH or ORP/REDOX Probe Storage Solution - American Marine

    pH or ORP/REDOX Probe Storage Solution - American Marine

    American Marine
    $13.95
    This is the perfect fluid for the storage of any pH or ORP/REDOX Electrode. American Marine Probe Storage Fluid will keep the tip properly moist and extend the life of your probe during storage (60 mL).
  • PhosBond (500 mL) - Seachem

    PhosBond (500 mL) - Seachem

    Seachem
    $20.93
    PhosBond™ is a revolutionary new product that combines the phosphate removing capabilities of both aluminum oxide and granular ferric oxide into a singular material forming a synergistic effect. It rapidly removes phosphates and silicates from...
  • ICP Water Analysis PLUS - Tropic Marin

    ICP Water Analysis PLUS - Tropic Marin

    Tropic Marin
    $58.99
    Professional ICP seawater laboratory analysis.  The chemical elements of the seawater sample are analyzed using ICP-OES. In addition, other measurement methods are used to analyze other important parameters and nutrient concentrations. A sample...
  • pH600 pH Economical Pocket Tester - Milwaukee

    pH600 pH Economical Pocket Tester - Milwaukee

    Milwaukee Instruments
    $34.50
    Milwaukee's economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the best way of checking the amount of salt or dissolved solids (TDS) in water. Milwaukee...
  • Marine Buffer (250 Gm) - Seachem

    Marine Buffer (250 Gm) - Seachem

    Seachem
    $7.47
    Raises and maintains pH at 8.3 in all saltwater aquariums Can be used safely in reef tanks Contains borate for added stability Contains magnesium to alleviate precipitation effects Marine Buffer® will safely raise marine pH to 8.3. It will...
  • Hygger Transparency Digital Aquarium Thermometer - HG073-L - Hygger

    Hygger Transparency Digital Aquarium Thermometer - HG073-L - Hygger

    Hygger
    $15.99
    The external aquarium thermometer adopts an advanced smart microchip and an aluminum alloy sensor, which can accurately measure the temperature of different types of water such as freshwater and saltwater. It is suitable for monitoring the living...
  • Iodine Pro (I2) Reef Test Kit - Red Sea

    Iodine Pro (I2) Reef Test Kit - Red Sea

    Red Sea
    $59.99
    Unique test, measuring the level of total iodine in your UNLS aquarium, with high accuracy of 0.01 ppm. Red Sea’s Iodine Pro Reef Test Kit is a unique test, measuring the level of total iodine in your reef aquarium to a high accuracy of 0.01 ppm...
  • ICP Water Analysis - Tropic Marin

    ICP Water Analysis - Tropic Marin

    Tropic Marin
    $37.99
    Professional ICP seawater laboratory analysis - ICP-OES is used to analyze over 35 chemical elements in the seawater sample.After the measurement, the user can call up the detailed analysis report on the website lab.tropic-marin...
  • Calcium Liquid Test Kit - Fritz Aquatics

    Calcium Liquid Test Kit - Fritz Aquatics

    Fritz Aquatics
    $12.74
    Accurate in both Fresh and Saltwater Easy to Read Instructions Essential to Monitoring Proper Ionic Balance About Fritz Liquid Test Kits - Calcium Calcium (Ca2+) is vital to many biological functions. In saltwater aquariums, calcium should...
  • GH Liquid Test Kit - Fritz Aquatics

    GH Liquid Test Kit - Fritz Aquatics

    Fritz Aquatics
    $11.24
    East to Read Instructions Essential for a Healthy Tank Accurate in Freshwater About Fritz Liquid Test Kits - GH General hardness (GH) is commonly overlooked in many aquariums, but this parameter plays a very important role in your...
  • pH55 Waterproof Pocket PH/Temperature Tester - Milwaukee

    pH55 Waterproof Pocket PH/Temperature Tester - Milwaukee

    Milwaukee Instruments
    $77.90
    IP65 Waterproof pH tester with Large dual-level LCD that displays pH and temperature (°C or °F). The large display shows readings in an extended range from -2.0 to 16.0 pH and simultaneously shows temperature from -5.0 to 105.0°C or 23.0 to...
  • On Sale 20%
    Nitrite (NO2) Test Kit - Elos
    On Sale 20%

    Nitrite (NO2) Test Kit - Elos

    ELOS
    $21.99
    $17.59
    Biological filtration is a method that uses naturally occurring nitrifying bacteria to detoxify nitrogenous wastes. One type of bacteria (Nitrosomonas spp.) converts ammonia to nitrite while another naturally occurring bacteria (Nitrobacter spp.)...
  • HI70031P 1413 20 ml (10 Pack) - Hanna Instruments

    HI70031P 1413 20 ml (10 Pack) - Hanna Instruments

    Hanna Instruments
    $15.99
    Technical SpecificationsMfr #: HI70031PItem: Calibration Solution    Container: 20mLType: Electric ConductivityRange: 1413 uS/cm    Container: 20mLProduct DescriptionCalibration PacketConcentration 1413 Microsiemens Per...
  • Copper Liquid Test Kit (Up to 90 Tests) - Fritz Aquatics

    Copper Liquid Test Kit (Up to 90 Tests) - Fritz Aquatics

    Fritz Aquatics
    $11.99
    Accurate in both Fresh and Saltwater Essential when Medicating with Copper-based Treatments Measures Free and Total Copper About Fritz Liquid Test Kits - Copper Copper is commonly used in aquariums to treat external parasitic infections,...
  • Nitrite Liquid Test Kit (Up to 180 Tests) - Fritz Aquatics

    Nitrite Liquid Test Kit (Up to 180 Tests) - Fritz Aquatics

    Fritz Aquatics
    $11.99
    Easy to Read Instructions Essential for New Tank Cycling Works in both Fresh and Saltwater About Fritz Liquid Test Kits - Nitrite Nitrite is produced continually during the ammonia cycle by nitrifying bacteria in the biological filter...
  • KH/Alkalinity Pro-High Accuracy Titration Test kit (75 tests) - Red Sea

    KH/Alkalinity Pro-High Accuracy Titration Test kit (75 tests) - Red Sea

    Red Sea
    $44.99
    Red Sea’s KH/Alkalinity Pro Test Kit is an advanced titration test, measuring the level of buffers in your reef aquarium to an exceptionally high accuracy of 0.05 meq/l (0.14 dKH).Red Sea’s Alkalinity Pro test kit enables the accurate dosing...
  • On Sale 20%
    Copper (Cu) Test Kit - Elos
    On Sale 20%

    Copper (Cu) Test Kit - Elos

    ELOS
    $21.99
    $17.59
    The ELOS Copper Test Kit combines ease-of-use, with laboratory-grade precision. It can be used to detect copper or to measure residual copper levels before and after using copper cures in fish-only aquariums. Also, great for testing tap or source water...
  • Hygger Transparency Digital Aquarium Thermometer - HG073-S - Hygger

    Hygger Transparency Digital Aquarium Thermometer - HG073-S - Hygger

    Hygger
    $14.99
    The external aquarium thermometer adopts an advanced smart microchip and an aluminum alloy sensor, which can accurately measure the temperature of different types of water such as freshwater and saltwater. It is suitable for monitoring the living...
  • Carbonate Hardness (Alk/KH) Reefer Test Kit 50 Tests - NYOS

    Carbonate Hardness (Alk/KH) Reefer Test Kit 50 Tests - NYOS

    NYOS
    $13.99
    CARBONATE HARDNESS REEFER NYOS® REEFER test kits - taking measurements at the laboratory level at an attractive price Water properties as close to nature are the key for every aquarium's success. However, monitoring relevant parameters in seawater...
  • Compact Lab - Essentials Test Kit (5 Parameters) - Tropic Marin

    Compact Lab - Essentials Test Kit (5 Parameters) - Tropic Marin

    Tropic Marin
    $69.99
    The test set Tropic Marin® Compact Lab includes all the important tests for prompt and precise determination of water values. The pH value, alkalinity, phosphate level, nitrite and nitrate content as well as the ammonia concentration of the...
  • Professional Reef Digital Checker Kit - Hanna

    Professional Reef Digital Checker Kit - Hanna

    Hanna Instruments
    $329.99
    Take the Guesswork Out of Your Reef Tank Maintenance with the Hanna Instruments Reef Professional Kit Achieve the stable and pristine water parameters your corals need to thrive with the Hanna Instruments Reef Professional Kit. This all-in-one...
  • HI9810422 HALO2 Wireless pH Tester - Hanna Instruments

    HI9810422 HALO2 Wireless pH Tester - Hanna Instruments

    Hanna Instruments
    $164.99
    Our HALO2 Wireless Field pH Tester has a durable PEI body and spherical sensing bulb, perfect for use in the field. Open-source Bluetooth allows easy integration into current data logging systems IP65 water resistant...
  • AQUASPIN Saltwater Disks (case of 50 tests) - API

    AQUASPIN Saltwater Disks (case of 50 tests) - API

    API
    $399.99
    Testing saltwater aquarium water in minutes, the API AQUASPIN Saltwater Disk is used in the AQUASPIN photometer and is ideal for testing saltwater or reef aquarium parameters. The sealed disk is a one-time use and holds the reagents to test all eight (8)...