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HI782 Marine Nitrate High Range Checker - Hanna Instruments
Hanna Instruments$63.95The HI782 Marine Nitrate High Range Colorimeter is specifically designed to quickly and accurately determine high levels of nitrate for saltwater aquariums and marine applications. With a digital read out, there is no more struggling to determine colors... -
Nitrate (NO3) Test Kit - Salifert
Salifert$17.37A too high nitrate concentration can result in unwanted algae-growth and these might irritate corals in their neighborhood. Nitrate as such also retards coral growth. The nitrate concentration in a proper functioning reef aquarium should... -
HI781 Saltwater Nitrate Low Range Checker - Hanna Instruments
Hanna Instruments$63.95Get accurate water testing results with the HI781 Marine Nitrate Low Range Colorimeter. With a digital read out, there is no more struggling to determine colors visually. This nitrate tester's compact design fits in your pocket or stores easily in... -
MCP Test Kit Marine Master Care - Red Sea
Red Sea$74.99Easy-to-use tests for the accurate monitoring of all of the important parameters during the biological maturation of marine and reef aquariums NH3/NH4 | NO3 | NO2 | pH | KH Red Sea Marine Care Test Kit is Complete multi-test pack including all of... -
Nitrate (NO3) Reefer Test Kit 40 Tests - NYOS Aquatics
NYOS$24.99NITRATE 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... -
Nitrate Pro (NO3) High Definition Comparator Test Kit - 100 Tests - Red Sea
Red Sea$54.99Red Sea’s Nitrate Pro Test Kit is an advanced colorimetric test with comparator, measuring the level of nitrate in your reef aquarium to an exceptionally high accuracy of 0.12ppm NO3. Nitrate Pro Test Kit , when used in conjunction... -
Nitrate Test Kit (90 Tests) - API
API$13.98The API Nitrate Test Kit will allow you to accurately and easily measure the nitrate level and provides steps to remove it. Kit includes 2 liquid droppers, instructions on how to test and correct water conditions, a glass test tube, and 2 colors charts... -
Spot Check Marine Water Test (Single Test) - SaltwaterAquarium.com
SaltwaterAquarium$24.99Spot Check - Get marine water testing for the 8 core elements of a saltwater fish tank from the comfort of home. Use this mail in water test to spot check your marine aquarium and/or verify what your seeing on your home test kits. It is time to... -
NO2 + NO3 Nitrate/Nitrite AquaHome Precision REFILL Kit (Mastertronic) - Fauna Marin
Fauna Marin$29.95This is the REFILL Kit, there are no reference materials or case. The Fauna Marin N02 + NO3 Test is very high-resolution and can determine the nitrate/nitrite concentration with a particularly high accuracy in the low concentration range. The... -
Algae Control Pro Multi Test Kit Nitrate/Phosphate - NO3/PO4 - Red Sea
Red Sea$74.99Red Sea’s Algae Control Pro Kit includes high accuracy colorimetric comparator tests for the exceptionally high accuracy measurement of nitrate and phosphate. The nitrate & phosphate tests are essential for the accurate dosing of Red... -
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(DAMAGED BOX) HI781 Saltwater Nitrate Low Range Checker - Hanna Instruments
Hanna Instruments$63.95$49.99Get accurate water testing results with the HI781 Marine Nitrate Low Range Colorimeter. With a digital read out, there is no more struggling to determine colors visually. This nitrate tester's compact design fits in your pocket or stores easily in... -
(HI782-11) Marine Nitrate HIGH RANGE Certified Check Set - Hanna Instruments
Hanna Instruments$18.00The Marine Nitrate High Range Checker® HC Calibration Check Set - HI782-11 provides a simple solution to validating the Marine Nitrate High Range Checker® HC - HI782. This high-quality set of standards is manufactured in our... -
Marine Test Kit Nitrite & Nitrate - Red Sea
Red Sea$26.99It’s all in the balance This combined test kit provides either 100 nitrite or 50 Nitrate and 50 Nitrite advanced colorimetric tests for marine aquariums. This kit is essential during the maturation of all marine and reef... -
Nitrate Pro Test Refill - Red Sea
Red Sea$30.99Reagent refill for Red Sea Nitrate Pro Test Kit. Enough reagent for 100 tests. Red Sea reagent refills make this line of test kits one of the most affordable high quality test kits available. -
(HI740228) Filter Discs for Select Photometers (25 pcs) - Hanna Instruments
Hanna Instruments$6.00HI740228 is a filter disc; part of accessory kit for preparation of samples to be analyzed with the HI781 Hanna Nitrate Checker photometers. -
Nitrate (NO3) Test Kit - Elos
ELOS$25.99Biological 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.)... -
NO2-NO3 Nitrate/Nitrite Test Professional - Tropic Marin
Tropic Marin$32.73Nitrate 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... -
PO4 Phosphate Test Professional - Tropic Marin
Tropic Marin$27.28Phosphates (PO43–) are important nutrients for all plants and are vital for the energy metabolism of every living cell. Phosphates are released into the aquarium water via food and the decomposition process of organic matter. However, an... -
Master Liquid Test Kit - Fritz Aquatics
Fritz Aquatics$36.74Perfect for starting a new system Includes 4 Essential Test Kits Accurate in both Fresh and Saltwater About Fritz Liquid Test Kits - Master Test Kit Fritz Aquatics Master Test Kit contains four essential test kit formulas in... -
Compact Lab - Essentials Test Kit (5 Parameters) - Tropic Marin
Tropic Marin$63.64The 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... -
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... -
Nitrate Liquid Test Kit (Up to 90 Tests) - Fritz Aquatics
Fritz Aquatics$13.49Easy 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... -
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...