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Water Testing

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  • Phosphate (PO4) Reefer Test Kit 50 Tests - NYOS

    Phosphate (PO4) Reefer Test Kit 50 Tests - NYOS

    NYOS

    $24.99
    PHOSPHATE 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 is...
  • 5-IN-1 Test Strips (100 CT) pH, N03, N02, KH, GH - API

    5-IN-1 Test Strips (100 CT) pH, N03, N02, KH, GH - API

    API

    $24.98
    API® 5-in-1 Aquarium Test Strips are the quick and easy way to test the 5 most important water parameters – pH, KH, GH, nitrate, and nitrite – in one easy step. Simply dip one test strip directly into the aquarium, and compare the colors...
  • PhosBond (250 mL) - Seachem

    PhosBond (250 mL) - Seachem

    Seachem

    $11.50
    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...
  • pH 10.01 Calibration Buffer 20 ml (Pack of 25) - Hanna Instruments

    pH 10.01 Calibration Buffer 20 ml (Pack of 25) - Hanna Instruments

    Hanna Instruments

    $42.99
    HI70010P is a premium quality pH 10.01 calibration buffer solution. Each sachet has the lot number and expiration date stamped on it and is made of light block foil ensuring freshness each time one is opened. Hanna’s line of calibration buffers...
  • HI70031P 1413 20 ml (25 Pack) - Hanna Instruments

    HI70031P 1413 20 ml (25 Pack) - Hanna Instruments

    Hanna Instruments

    $39.99
    Technical SpecificationsMfr #: HI70031PItem: Calibration Solution    Container: 20mLType: Electric ConductivityRange: 1413 uS/cm    Container: 20mLProduct DescriptionCalibration PacketConcentration 1413 Microsiemens Per...
  • Magnesium (Mg) Test Kit - Elos

    Magnesium (Mg) Test Kit - Elos

    ELOS

    $25.99
    Mg Magnesium Water Analysis for AquariumMagnesium is a major salt in natural seawater. Contrary to its significance this element was ignored for a long time. We know today that Magnesium creates a remarkable improvement in the growth of calcareous algae...
  • Marine Buffer (500 Gm) - Seachem

    Marine Buffer (500 Gm) - Seachem

    Seachem

    $12.75
    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...
  • (HI783-11) Marine Magnesium Certified Calibration Standard Kit

    (HI783-11) Marine Magnesium Certified Calibration Standard Kit

    Hanna Instruments

    $28.99
    The HI783-11 Marine Magnesium Certified Standard Kit is used to validate the performance of the HI783 Marine Magnesium Checker HC. The kit includes one sealed cuvette with a zero-magnesium value and one cuvette that is tinted to a standard magnesium...
  • Neutral Regulator (250g) - Seachem

    Neutral Regulator (250g) - Seachem

    Seachem

    $8.00
    Neutral Regulator™ adjusts pH to neutral (pH 7.0) from either a low or high pH and maintains it there. It softens water by precipitating calcium and magnesium while removing any chlorine, chloramine, or ammonia. The use of Neutral Regulator™...
  • NO2-NO3 Nitrate/Nitrite Test Professional - Tropic Marin

    NO2-NO3 Nitrate/Nitrite Test Professional - Tropic Marin

    Tropic Marin

    $36.00
    Nitrate ions (NO3–) are formed from ammonium (NH4+) as the end product of the nitrification process. Nitrite (NO2–), which is highly toxic to freshwater species in particular, is produced in the first stage of the bacterial process. If the...
  • HI775 Marine Alkalinity Checker HC (Freshwater) - Hanna Instruments

    HI775 Marine Alkalinity Checker HC (Freshwater) - Hanna Instruments

    Hanna Instruments

    $67.99
    The Hanna Freshwater Alkalinity Checker bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits have limited accuracy and resolution since they rely upon the human eye to discern differences in color...
  • Calcium (CA) Reefer Test Kit 50 Tests - NYOS

    Calcium (CA) Reefer Test Kit 50 Tests - NYOS

    NYOS

    $19.99
    CALCIUM 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 is difficult due...
  • PhosBond (1 L) - Seachem

    PhosBond (1 L) - Seachem

    Seachem

    $35.57
    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...
  • 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...
  • 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...
  • 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,...
  • Nitrate (NO3) Test Kit - Elos

    Nitrate (NO3) Test Kit - Elos

    ELOS

    $25.99
    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.)...
  • Trident NP Waste Container - Neptune Systems

    Trident NP Waste Container - Neptune Systems

    Neptune Systems

    $5.99
    Waste Container for Trident NP Nitrate and Phosphate Tester Like many aquarium additives and cleaning solutions found in your home, the Trident NP reagents and waste require some precautions when handling them. This container is made from HDPE Class 2...
  • 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).
  • 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...
  • 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...
  • 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...
  • 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...
  • 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...
  • Nitrite (NO2) Test Kit - Elos

    Nitrite (NO2) Test Kit - Elos

    ELOS

    $21.99
    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.)...
  • 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...
  • 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...
  • 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 (Cu) Test Kit - Elos

    Copper (Cu) Test Kit - Elos

    ELOS

    $21.99
    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...
  • 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...
  • 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...
  • Carbonate Hardness (Alk/KH) Reefer Test Kit 50 Tests - NYOS

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

    NYOS

    $14.99
    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...
  • ICP Water Analysis PLUS - Tropic Marin

    ICP Water Analysis PLUS - Tropic Marin

    Tropic Marin

    $55.59
    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...
  • 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,...