null

Water Testing

Filters
  • HI70031P 1413 20 ml (25 Pack) - Hanna Instruments

    HI70031P 1413 20 ml (25 Pack) - Hanna Instruments

    Hanna Instruments

    (0 Reviews)

    $39.99
    Technical SpecificationsMfr #: HI70031PItem: Calibration Solution    Container: 20mLType: Electric ConductivityRange: 1413 uS/cm    Container: 20mLProduct DescriptionCalibration PacketConcentration 1413 Microsiemens Per...
  • MA9015 Storage Solution for pH/ORP Electrodes (230 ml) - Milwaukee

    MA9015 Storage Solution for pH/ORP Electrodes (230 ml) - Milwaukee

    Milwaukee Instruments

    (0 Reviews)

    $13.50
    pH/ORP electrode storage solution. To minimize clogging and ensure fast response time, always keep the glass bulb and the junction of your pH electrode moist. Store the electrode with a few drops of MA9015 storage solution in the protective cap.
  • Magnesium (Mg) Test Kit - Elos

    Magnesium (Mg) Test Kit - Elos

    ELOS

    (4 Reviews)

    $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...
  • (HI98304)  DiST4 Waterproof Electrolytic Conductivity (EC) Tester - Hanna Instruments

    (HI98304) DiST4 Waterproof Electrolytic Conductivity (EC) Tester - Hanna Instruments

    Hanna Instruments

    (0 Reviews)

    $79.99
    The DiST® 4 features a large multi-level LCD which displays both conductivity and temperature readings simultaneously. The EC readings are displayed with a 0.01 mS/cm resolution and with an accuracy of ±2% full scale. The EC range of the...
  • 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

    (0 Reviews)

    $49.99
    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...
  • Marine Buffer (500 Gm) - Seachem

    Marine Buffer (500 Gm) - Seachem

    Seachem

    (2 Reviews)

    $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...
  • PINPOINT ORP Monitor Complete Package - American Marine

    PINPOINT ORP Monitor Complete Package - American Marine

    American Marine

    (0 Reviews)

    $134.99
    Package includes additional 9-volt to AC Adapter Kit, 3x Additional ORP/REDOX Calibration Fluids  PINPOINT® ORP Monitor will measure the ORP (oxidation-reduction potential, or REDOX) of your system. It is popular with those who use ozone gas or...
  • ORP/pH/Temperature Tester (HI98121)  - Hanna Instruments

    ORP/pH/Temperature Tester (HI98121) - Hanna Instruments

    Hanna Instruments

    (0 Reviews)

    $239.99
    The HI98121 is a waterproof pH, ORP and temperature meter. The housing of this tester has been completely sealed against humidity and is designed to float. Electrode replacement with the stainless steel round connector means there are no pins to bend or...
  • Neutral Regulator (250g) - Seachem

    Neutral Regulator (250g) - Seachem

    Seachem

    (1 Review)

    $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™...
  • HI775 Marine Alkalinity Checker HC (Freshwater) - Hanna Instruments

    HI775 Marine Alkalinity Checker HC (Freshwater) - Hanna Instruments

    Hanna Instruments

    (0 Reviews)

    $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...
  • PINPOINT pH Monitor Complete Package - American Marine

    PINPOINT pH Monitor Complete Package - American Marine

    American Marine

    (7 Reviews)

    $109.99
    Package includes additional 9-volt to AC Adapter Kit, 3x Additional 7.0 Calibration Fluids and 3x Additional 10.0 Calibration Fluid. The PINPOINT® pH Monitoris in use by thousands of customers worldwide. This affordable unit remains the only...
  • (HI783-11) Marine Magnesium Certified Calibration Standard Kit

    (HI783-11) Marine Magnesium Certified Calibration Standard Kit

    Hanna Instruments

    (0 Reviews)

    $24.99
    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...
  • NO2-NO3 Nitrate/Nitrite Test Professional - Tropic Marin

    NO2-NO3 Nitrate/Nitrite Test Professional - Tropic Marin

    Tropic Marin

    (1 Review)

    $32.73
    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...
  • Calcium (CA) Reefer Test Kit 50 Tests - NYOS Aquatics

    Calcium (CA) Reefer Test Kit 50 Tests - NYOS Aquatics

    NYOS

    (4 Reviews)

    $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...
  • Pinpoint pH Controller - American Marine

    Pinpoint pH Controller - American Marine

    American Marine

    (1 Review)

    $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...
  • PhosBond (1 L) - Seachem

    PhosBond (1 L) - Seachem

    Seachem

    (1 Review)

    $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...
  • Strontium (Sr) Test Kit - Salifert

    Strontium (Sr) Test Kit - Salifert

    Salifert

    (0 Reviews)

    $33.18
    Trust your aquarium to Salifert. This test kit will measure ionically free strontium and complex, important for the accelerated growth of corals.  Salifert test kits are the epitome of accuracy and precision.  The sharp, contrasting color...
  • Nitrate (NO3) Test Kit - Elos

    Nitrate (NO3) Test Kit - Elos

    ELOS

    (2 Reviews)

    $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.)...
  • AF Test Pro Pack Basics Calcium, Alkalinity, Magnesium (Ca, KH, Mg) - AquaForest

    AF Test Pro Pack Basics Calcium, Alkalinity, Magnesium (Ca, KH, Mg) - AquaForest

    Aquaforest

    (0 Reviews)

    $49.99
    The Aquaforest TestPro Pack includes drop tests to check levels of Ca, KH, and Mg in saltwater aquariums. Calcium, Alkalinity, and Magnesium are the most crucial parameters in a reef aquarium and should be monitored regularly. In order to ensure the...
  • Phosphate Liquid Test Kit (Up to 150 Tests) - Fritz Aquatics

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

    Fritz Aquatics

    (0 Reviews)

    $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...
  • PH Alert (6 Month) -  SeaChem

    PH Alert (6 Month) - SeaChem

    Seachem

    (2 Reviews)

    $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,...
  • PhosBond (500 mL) - Seachem

    PhosBond (500 mL) - Seachem

    Seachem

    (1 Review)

    $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...
  • MW802 Standard Portable pH/Conductivity/TDS Combination Meter - Milwaukee Instruments

    MW802 Standard Portable pH/Conductivity/TDS Combination Meter - Milwaukee Instruments

    Milwaukee Instruments

    (0 Reviews)

    $185.00
    3 meters in 1! This meter allows you to measure pH, EC (conductivity) and TDS with just one instrument and one single probe! The MW802, with a conductivity range that goes up to 6.00 mS/cm and the TDS up to 4000 ppm is ideal for testing in crop...
  • Pure Water Tester (HI98308) - Hanna Instruments

    Pure Water Tester (HI98308) - Hanna Instruments

    Hanna Instruments

    (1 Review)

    $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...
  • PhosBond (4 L) - Seachem

    PhosBond (4 L) - Seachem

    Seachem

    (1 Review)

    $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...
  • pH or ORP/REDOX Probe Storage Solution - American Marine

    pH or ORP/REDOX Probe Storage Solution - American Marine

    American Marine

    (0 Reviews)

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

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

    Fritz Aquatics

    (0 Reviews)

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

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

    Fritz Aquatics

    (2 Reviews)

    $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...
  • Copper High Range Checker® HC Calibration Check Set HI702-11 - Hanna Instruments

    Copper High Range Checker® HC Calibration Check Set HI702-11 - Hanna Instruments

    Hanna Instruments

    (1 Review)

    $29.99
    The Copper High Range Checker® HC Calibration Check Set - HI702-11 provides a simple solution to validating the Copper High Range Checker® HC - HI702. This high-quality set of standards is manufactured in our state-of-the-art facility and...
  • Nitrate Liquid Test Kit (Up to 90 Tests) - Fritz Aquatics

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

    Fritz Aquatics

    (0 Reviews)

    $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...
  • Marine Buffer (4 KG) - Seachem

    Marine Buffer (4 KG) - Seachem

    Seachem

    (0 Reviews)

    $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...
  • HI775-26 Alkalinity Reagent (Freshwater) - Hanna Instruments

    HI775-26 Alkalinity Reagent (Freshwater) - Hanna Instruments

    Hanna Instruments

    (1 Review)

    $29.99
    Reagents for Alkalinity Checker Specifications Package     bottlesSize            30 mLQuantity     1
  • pH600 pH Economical Pocket Tester - Milwaukee

    pH600 pH Economical Pocket Tester - Milwaukee

    Milwaukee Instruments

    (1 Review)

    $22.00
    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

    (0 Reviews)

    $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...
  • Nitrite (NO2) Test Kit - Elos

    Nitrite (NO2) Test Kit - Elos

    ELOS

    (2 Reviews)

    $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.)...
  • HI70031P 1413 20 ml (10 Pack) - Hanna Instruments

    HI70031P 1413 20 ml (10 Pack) - Hanna Instruments

    Hanna Instruments

    (2 Reviews)

    $15.99
    Technical SpecificationsMfr #: HI70031PItem: Calibration Solution    Container: 20mLType: Electric ConductivityRange: 1413 uS/cm    Container: 20mLProduct DescriptionCalibration PacketConcentration 1413 Microsiemens Per...
  • ATI ICP-OES Basic Water Analysis Kit (w/ Prepaid Shipping Label) - ATI

    ATI ICP-OES Basic Water Analysis Kit (w/ Prepaid Shipping Label) - ATI

    ATI

    (0 Reviews)

    $29.95
    The ATI ICP-OES Basic Water Analysis is a laboratory water analysis of 40 parameters in a reef tank that provides a complete overview of a tank's health, which is impossible with traditional test equipment. Each test checks calcium, magnesium,...
  • Copper (Cu) Test Kit - Elos

    Copper (Cu) Test Kit - Elos

    ELOS

    (2 Reviews)

    $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...
  • FOWLR Deluxe Saltwater Test Set (HI98319, 781, Salifert PO4)

    FOWLR Deluxe Saltwater Test Set (HI98319, 781, Salifert PO4)

    Salifert

    (0 Reviews)

    $129.99
    Hanna Salinity/Temperature Checker - HI98319 Salinity/Temperature Meter - Each meter is supplied with: CR2032 battery (inside the meter), Storage / Protection sleeve, Instruction manual, Quality certificate, and 35.00 ppt calibration standard sachet (4...
  • pH55 Waterproof Pocket PH/Temp Tester - Milwaukee

    pH55 Waterproof Pocket PH/Temp Tester - Milwaukee

    Milwaukee Instruments

    (0 Reviews)

    $64.00
    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...