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Trident NP Automatic Nitrate & Phosphate Water Tester w/2 Month Reagents Bundle - Neptune Systems
Neptune Systems$729.98Trident NP Nitrate & Phosphate Tester w/ 2 Month Reagent Kit Do to the nature of the chemicals used in the reagents, all orders that include Trident NP reagents must ship ground only. These NP Reagents CANNOT ship outside the contiguous... -
KH Pro Alkalinity Test Professional - Tropic Marin
Tropic Marin$28.01The carbonate hardness (KH)* or alkalinity* of a water sample characterizes the buffering ability, ie the ability to maintain the pH value of the water. It is largely determined by the proportion of hydrogen carbonate ions in the water. As the... -
HI-7030M Conductivity Solution, (230 mL) bottle - Hanna Instruments
$11.99Maximum accuracy is high on the agenda here at Hanna. Browse our Conductivity Calibration Solutions specifically produced for Conductivity meters and electrodes. Hanna conductivity electrodes can be calibrated in just a few minutes, wherever you are... -
Hanna Algae & Nutrient Management Kit w/Reagents - 774 ULR Phosphate, 782 HR Nitrate - Hanna Instruments
Hanna Instruments$169.99Keep your marine or reef aquarium pristine with this complete testing and reagent kit from Hanna Instruments. Designed for accuracy and ease, it combines ultra‑low‑range phosphate and high‑range nitrate handheld photometers with enough reagents to keep... -
Wide Range pH Liquid Test Kit (Up to 250 Tests) - Fritz Aquatics
Fritz Aquatics$8.62Convienent Wide Range - 5.0 to 9.0 Works in Fresh and Saltwater Easy to Read Results About Fritz Liquid Test Kits - Wide Range pH Testing the pH of your aquarium water regularly to make proper adjustments is crucial to keep your... -
Waterproof pH/Temp Meter - HM Digital
HM Digital$79.95Ideal for all pH testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment, wine, coffee,... -
Marine Coral Care Kit w/Reagents (772 Alk, 758 Cal, 783 Mag) - Hanna Instruments
Hanna Instruments$194.99772 CheckerThe HI772 Checker®HC (Handheld Colorimeter) provides a simple, accurate and cost effective way to measure alkalinity in degrees of calcium hardness, commonly abbreviated as dKH. Critical to marine environments, alkalinity not only provides... -
Hygger Transparency Digital Aquarium Thermometer - HG073-L - Hygger
Hygger$15.99The 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... -
FOWLR Beginner Saltwater Test Set (Refractometer, Salifert NO3, PO4)
Salifert$65.99Generic Refractometer - It is designed for testing the concentration of salt water and brine and used for quality control in research and clinical laboratories and marine industry. Its scale provides a direct reading of the specific gravity and... -
Reef Carbonate (250 mL) - Seachem
Seachem$4.75Reef Carbonate™ is a concentrated (4,000 meq/L) optimized blend of carbonate and bicarbonate salts designed to restore and maintain alkalinity in the reef aquarium. Calcium and carbonates are essential to all coral growth. If either becomes... -
pHcontrol+e PH Controller - Eheim
EHEIM$229.95EHEIM pHcontrol+e – the smart controller for monitoring and readjusting the pH value in your aquariumWith the EHEIM pHcontrol+e you can easily monitor and optimize the pH in your aquarium via a smartphone, tablet, or PC/MAC simply via a WiFi... -
Hygger Transparency Digital Aquarium Thermometer - HG073-S - Hygger
Hygger$14.99The 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... -
ICP Water Analysis - Tropic Marin
Tropic Marin$35.18Professional 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... -
Ammonia Test Kit (40 Tests) - ASF
ASF$16.39Ammonia test kit for both freshwater and marine aquariums. 40 tests, measures up to 5 mg/L Easy to use, high quality, European-made. -
On Sale 25%
On Sale 25%Refractometer Calibration Standard (250 ml) - Brightwell
Brightwell Aquatics$12.71$9.53Refractometer & Hydrometer Calibration Standard 1.0264 Specific Gravity 1.3394 Refractive Index 35 ppt Salinity 53 uS/cm at 25 deg c Overview Brightwell Aquatics Aquarium Reagents Refractometer & Hydrometer Calibration Standard is... -
Alkalinity KH Test Kit (100 Tests) - ASF
ASF$18.89This test kit is designed for both freshwater and saltwater aquariums, ponds, and turtle enclosures. The kit provides fast, easy, and accurate measurements. Each kit includes a micro-syringe to ensure accurate testing. Multiple tests are included in... -
HI73128 Electrode Removal Tool - Hanna Instruments
Hanna Instruments$29.99The HI73128 replacement tool is utilized for electrode removal on select Hanna testers. With a simple twist of the removal tool, the tester electrode can safely and easily be removed and replaced with a new one. pH and conductivity (EC) electrodes... -
Professional Reef Digital Checker Kit - Hanna
Hanna Instruments$329.99Take 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... -
ICP Water Analysis PLUS (Set of 3) - Tropic Marin
Tropic Marin$141.20Professional 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... -
Magnetic Aquarium Test Kit Mixer - IceCap
Icecap$32.99Effortless Water Testing The IceCap Magnetic Aquarium Test Kit Mixer is a simple solution for efficiently mixing water test reagents. This gadget saves time and effort by quickly and effortlessly combining test kits. Just place the magnetic stirring bar... -
pH Test Kit (100 Tests) - ASF
ASF$12.39This test kit is designed for both freshwater and saltwater aquariums, ponds, and turtle enclosures. The kit provides fast, easy, and accurate measurements. These kits include an easy to read color chart so that the results are clear... -
AQUASPIN Saltwater Disks (case of 50 tests) - API
API$399.99Testing 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)... -
HI707-25 Nitrite Low Range Checker Reagents (25 Tests) - Hanna Instruments
Hanna Instruments$17.99The HI707-25 are the replacement reagents for the HI707 Nitrite Low Range Checker® HC. These high-quality reagents are manufactured in our state-of-the-art facility and are clearly marked with the lot number and expiration date on each bottle... -
Magnesium Test Kit (40 Tests) - ASF
ASF$24.19This test kit is designed for both freshwater and saltwater aquariums, ponds, and turtle enclosures. The kit provides fast, easy, and accurate measurements. Each kit includes a micro-syringe to ensure accurate testing. Multiple tests are included in... -
Nitrite Test Kit (100 Tests) - ASF
ASF$14.09Nitrite test kit for both freshwater and marine aquariums. About 100 tests, measures up to 1 mg/L Easy to use, high quality, European-made. -
ICP Water Analysis (Set of 3) - Tropic Marin
Tropic Marin$90.45Professional 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 Test Kit (40 Tests) - ASF
ASF$21.69This test kit is designed for both freshwater and saltwater aquariums, ponds, and turtle enclosures. The kit provides fast, easy, and accurate measurements. Each kit includes a micro-syringe to ensure accurate testing. Multiple tests are included in... -
AQUASPIN Photometer Automatic Saltwater & Freshwater Tester - API
API$1,949.99The innovative, API AQUASPIN Photometer is ideal for testing all important freshwater, saltwater aquarium and pond water parameters. Test 7 freshwater parameters and 8 saltwater parameters in only 2 minutes, and receive accurate results personalized with... -
Phosphate Test Kit (40 Tests) - ASF
ASF$23.99This test kit is designed for both freshwater and saltwater aquariums, ponds, and turtle enclosures. The kit provides fast, easy, and accurate measurements. These kits include an easy to read color chart so that the results are clear. Multiple tests... -
Nitrate Test Kit (40 Tests) - ASF
ASF$20.29This test kit is designed for both freshwater and saltwater aquariums, ponds, and turtle enclosures. The kit provides fast, easy, and accurate measurements. These kits include an easy to read color chart so that the results are clear... -
ICP Water Analysis PLUS (Set of 6) - Tropic Marin
Tropic Marin$269.91Professional 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... -
AQUASPIN Freshwater Disks (case of 50 tests) - API
API$349.99Testing freshwater aquarium water in minutes, the API AQUASPIN Freshwater Disk is used in the AQUASPIN photometer and is ideal for testing freshwater aquarium or pond water parameters. The sealed disk is a one-time use and holds the reagents to test all... -
Hardness (GH) Test Kit (40 Tests) - ASF
ASF$19.69This test kit is designed for both freshwater and saltwater aquariums, ponds, and turtle enclosures. The kit provides fast, easy, and accurate measurements. Each kit includes a micro-syringe to ensure accurate testing. Multiple tests are included in... -
ICP Water Analysis (Set of 6) - Tropic Marin
Tropic Marin$169.83Professional 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... -
Monthly ICP Testing & Custom Element Mix Master Your Trace Subscription - Triton
TritonThis new concept combines our laboratory-grade ICP-OES testing with a custom-formulated trace supplement mix, created specifically for your aquarium based on your water parameters. The result? Perfect trace element availability without the complexity...