Hanna Instruments HI772 Marine Alkalinity (dKH) Checker HC - Hanna Instruments $49.95 The Hanna Marine Alkalinity (dKH) 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... Add to Cart
Red Sea Reef Foundation Pro Multi Test Kit (Ca,Alk,Mg) Calcium, Magnesium & Alkalinity - Red Sea $59.99 Red Sea’s Reef Foundation Pro Test Kit includes high accuracy titration tests for the accurate measurement of the elements calcium, magnesium and alkalinity (KH) which are the basic foundation elements of coral skeletons. All of these... Add to Cart
Salifert Carbonate Hardness & Alkalinity (KH/ ALK) Test Kit - Salifert $16.46 Calcium alone cannot form the skeletal material of corals and allow calcareous algae to grow. Some other substances are needed as well. A few other constituents are carbonate and bicarbonate. These two substances also have a major impact on the... Add to Cart
Red Sea MCP Test Kit Marine Master Care - Red Sea $59.99 Easy-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... Add to Cart
Hanna Instruments Hanna Master Reef Test Kit (755 Alk, 758 Calcium, 713 Phosphate, 781 Nitrate) Checker HC (Saltwater) - Hanna Instruments $199.80 755 Checker The HI755 Checker® HC (Handheld Colorimeter) provides a simple, accurate and cost effective way to measure alkalinity via PPM. Crucial in marine environments, alkalinity provides both the carbonate ion required for calcium... Add to Cart
Hanna Instruments Hanna Master Reef Test Kit (772 dkh, 758 Calcium, 713 Phosphate, 781 Nitrate) Checker HC (Saltwater) - Hanna Instruments $199.80 772 Checker The 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... Add to Cart
Salifert Salifert Core Alkalinity Calcium Magnesium Combo Test Kit - Salifert $45.99 Magnesium is present in NSW in a fairly high concentration (1300 - 1400 mg/L). Magnesium is an essential part of chlorophyll, which is necessary for photosynthesis. Without photosynthesis plants, including algae and the corals, which we usually have in... Add to Cart
Salifert Salifert Master Reef Testing Combo Kit - Salifert $89.99 Six Salifert Professional Test Kits Includes Calcium, Nitrate, Phosphate, pH, Alkalinity & Magnesium Includes all the Core parameters of any Saltwater Aquarium/Marine Reef Tank Salifert Nitrate Test Kit - 50 Tests, Salifert Calcium Test... Add to Cart
Red Sea KH/Alkalinity Pro Test Refill - Red Sea $17.99 Reagent alkalinity pro refill test kit is an advanced titration test Measuring the level of buffers in reef aquarium to an exceptionally high accuracy of 0.05 meq/l (0.14 dkh) This test refill replenishes KH/alkalinity pro test kit with sufficient... Add to Cart
SaltwaterAq Spot Check Marine Water Test (Single Test) - SaltwaterAquarium.com $24.99 Spot 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... Add to Cart
Hanna Instruments HI772-11 Marine Alkalinity (dKH) Checker® HC Calibration Check Set - Hanna Instruments $20.00 The Marine Alkalinity (dKH) Checker® HC Calibration Check Set - HI772-11 provides a simple solution to validating the Marine Alkalinity Checker® HC - HI772 that has a range of 0.0 to 20.0 dKH. This high-quality set of standards is... Add to Cart
ELOS Alkalinity (KH) Test Kit - Elos $17.99 KH Alkalinity - Carbonate Hardness Water AnalysisAlkalinity is essentially a means of quantifying the stability of pH in a solution, such as aquarium water. It is a measure of the concentration of various negatively charged ionic compounds (anions) such... Add to Cart
API KH Carbonate Hardness Test Kit - API $8.94 KH Carbonate Hardness Test Kit The API® KH Carbonate Hardness Test Kit tests fresh or saltwater aquariums for carbonate hardness (KH), and helps monitor water quality and prevent invisible water problems that can be harmful to fish and plants... Add to Cart
Hanna Instruments HI775 Marine Alkalinity Checker HC (Freshwater) - Hanna Instruments $49.95 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... Add to Cart
Hanna Instruments HI755-11 Marine Alkalinity (ppm) Checker® HC Calibration Check Set - Hanna Instruments $12.00 The Marine Alkalinity Checker® HC Calibration Check Set - HI755-11 provides a simple solution to validating the Marine Alkalinity Checker® HC - HI755 that has a range of 0 to 300 ppm CaCO3. This high-quality set of standards is... Add to Cart
Seachem Reef Carbonate (500 mL) - Seachem $11.45 Reef 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... Add to Cart
Red Sea pH/Alkalinity Marine Test Kit - Red Sea $18.99 Easily and accurately test the pH and Alkalinity in your saltwater aquarium with the Red Sea pH/Alkalinity Test Kit. Maintaining proper alkalinity and pH in your reef tank is key to a successful reef tank. Each kit includes: 100 pH... Add to Cart
NYOS Carbonate Hardness (Alk/KH) Reefer Test Kit 50 Tests - NYOS Aquatics $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... Add to Cart
Red Sea KH/Alkalinity Pro-High Accuracy Titration Test kit (75 tests) - Red Sea $33.99 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... Add to Cart
Seachem Reef Carbonate (250 mL) - Seachem $6.99 Reef 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... Add to Cart