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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... -
Pinpoint Wireless Thermometer - American Marine
American Marine$24.99PINPOINT® Wireless Thermometer will measure the temperature at the waterproof probe tip on the remote sensor(s), utilizing a radio wave signal, and will display the temperature in Fº or Cº degrees. PINPOINT® Wireless... -
Calcium Pro Test Refill - Red Sea
Red Sea$24.99Refill contains all reagents used in the Red Sea calcium test kitCalcium, an essential component in the building of coral skeletons, is constantly depleted from the aquarium and needs to be monitored on a regular basis. Calcium Pro is an advanced calcium... -
Magnesium Pro Test Refill - Red Sea
Red Sea$24.99Red Sea’s Magnesium Pro Test Kit is an advanced titration test, measuring the level of magnesium in your reef aquarium to an exceptionally high accuracy of 20 ppm. The Magnesium Pro Test test kit enables the accurate dosing of Red Sea’s... -
KH/Alkalinity Pro Test Refill - Red Sea
Red Sea$24.99Reagent 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... -
Phosphate (PO4) Reefer Test Kit 50 Tests - NYOS Aquatics
NYOS$24.99PHOSPHATE 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 (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... -
5-IN-1 Test Strips (100 CT) pH, N03, N02, KH, GH - API
API$24.98API® 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... -
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... -
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... -
Ammonia Marine Test Kit - Red Sea
Red Sea$23.99Accurately measure the ammonia (NH3/NH4) in your saltwater aquarium with the advanced colorimetric test from Red Sea. 100 NH3/NH4 tests Accuracy: .2 ppm Range: 0-2 ppm Test Type: Colorimetric -
pH/Alkalinity Marine Test Kit - Red Sea
Red Sea$23.99Easily 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... -
Ammonia/Ammonium (NH3/4) Test Kit - Elos
ELOS$23.99Ammonia (NH3) is toxic to corals, invertebrate and fishes. At high pH level (as in a marine aquarium) and at increased temperatures, NH3 can kill the aquarium inhabitants. In freshwater aquaria its optimal level should be below 0,1 mg/lt. In marine... -
Reef Buffer (1KG) - Seachem
Seachem$23.16Reef Buffer™ will also raise carbonate alkalinity; however, it is intended primarily for use as a buffer in a reef system where the maintenance of a pH of 8.3 is often difficult. When pH is not an issue, Reef Builder™ or Reef Carbonate™... -
Marine Buffer (1 KG) - Seachem
Seachem$23.16Raises 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... -
HI73128 Electrode Removal Tool - Hanna Instruments
Hanna Instruments$23.00The 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... -
Phosphate (PO4) Test Kit - Elos
ELOS$22.99Phosphate Water Analysis for Fresh Water or Marine AquariumsPhosphate build up in the tank appears to be a fairly common problem in fresh water and in marine aquariums. They are present in most tap water supplies, they are also introduced to aquarium... -
Pocket Size TDS & Temperature Meter (TDS-4TMA) - HM Digital
HM Digital$22.45The TDS-4TMA handheld meter is ideal for testing TDS and salt levels of freshwater aquariums and ponds. It can also be used for testing water filtration and purification systems, such as RO and DI, to know when to changes filters and membranes... -
pH600 pH Economical Pocket Tester - Milwaukee
Milwaukee Instruments$22.00Milwaukee'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... -
HI772-11 Marine Alkalinity (dKH) Checker® HC Calibration Check Set - Hanna Instruments
Hanna Instruments$22.00The 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... -
Copper High Range Checker® HC Calibration Check Set HI702-11 - Hanna Instruments
Hanna Instruments$22.00The 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... -
Graduated Pipette - 100 µL (HI731339P) - Hanna Instruments
Hanna Instruments$22.00The HI731339P is a volumetric pipette designed to measure and transfer exactly 100 µL of solution to a cuvette. To obtain the highest accuracy and precision from the HI758 marine calcium Checker it is necessary to add exactly 100 µL of... -
HI775-26 Alkalinity Reagent (Freshwater) - Hanna Instruments
Hanna Instruments$22.00Reagents for Alkalinity Checker Specifications Package bottlesSize 30 mLQuantity 1 -
Copper (Cu) Test Kit - Elos
ELOS$21.99The 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... -
Nitrite (NO2) Test Kit - Elos
ELOS$21.99Biological 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.)... -
ICP Mass Spec RODI Freshwater Aquarium Water Test (50+ Elements) - ICP Analysis
ICP Analysis$21.95This test is designed to measure freshwater, specifically your source water or RODI water so you know what is going into your tank before you make it salty. We will test over 50 elements down to ppt, parts per trillion. There is not any... -
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... -
HI1271 Replacement Spare pH Electrode for HI98100 - Hanna Instruments
Hanna Instruments$21.00The HI1271 is the replacement pH electrode for the HI98100, HI98103, and HI98115 Checker pH meters. The HI1271 is a single junction pH electrode that has a slim 8 mm polypropylene body that easily fits into test tube and other small sized vessels... -
HI7007L 7.01 pH Calibration Buffer Solution, (500 ml) Bottle - Hanna Instruments
Hanna Instruments$21.00HI7007 is a premium quality pH 7.01 technical calibration buffer that is NIST traceable and supplied with a Certificate of Analysis. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a... -
PhosBond (500 mL) - Seachem
Seachem$20.93PhosBond™ 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... -
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... -
HI784-25 Marine Ammonia HC Checker Reagents (25 tests) - Hanna Instruments
Hanna Instruments$20.00HI784-25 Marine Ammonia Checker HC (Handheld Colorimeter) Reagents are high-quality reagents for use with the HI784 Marine Ammonia (ppm) Checker HC. Reagents are clearly marked with the lot number and expiration date on each packet for traceability... -
MA800 Padded Protective Case for MA871 MA887 MA884 Refractometer - Milwaukee
Milwaukee Instruments$20.00Hard carrying case for Digital Refractometers -
Multi-Reference Calibration Solution (100 ml) Works with Trident - Fauna Marin
Fauna Marin$19.99With the Fauna Marin Multi-Reference Solution, you can test your test kits under accurate conditions. Our Reference Solution is the first to be based on a saltwater matrix and is quality tested using our ICP-AES testing machine. We use a saltwater matrix... -
Oxygen (O2) Ultra Test Kit - Salifert
Salifert$19.99Salifert Oxygen Profi-Test Corals and marine fish require very high levels of oxygen concentration because of the low solubility of oxygen in salt water so it is very important to regularly test the level of oxygen present. The Salifert Oxygen Profi-Test... -
Magnesium Reefer (MG) Test Kit 50 Tests - NYOS Aquatics
NYOS$19.99MAGNESIUM 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... -
Calcium (CA) Reefer Test Kit 50 Tests - NYOS Aquatics
NYOS$19.99CALCIUM 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... -
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... -
(NEW) Magnesium (MG) Test Kit - Salifert
Salifert$19.61This is the new Liquid Only test. There are now two liquids, no powder. 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... -
Phosphate (PO4) Test Kit - Salifert
Salifert$19.61Phosphate also blocks or retards the growth of corals and calcareous algae. One of the scientific studies shows that a phosphate concentration higher than 0.05 mg/L decreases the growth of calcareous algae by 90%! Washing fish food, which is a rich...