Tester

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104 items found. Showing items 1 to 32 .

    Designed for Simple Aquarium Salinity Testing Hanna Instruments HI98319 Marine Salinity Tester measures electrical conductivity (EC) to determine the salinity of natural and artificial seawater. Within seconds, the salinity and temperature are measured,and then using the temperature reading,…

    $75.00 Regular Price: $

    …and cost effective way to measure pH in saltwater. With a digital readout, there is no more struggling to determine colors visually. This pH tester's compact design stores easily with your other testing equipment. Keeping your aquarium pH stable and in optimal range can reduce stress on your…

    $59.95 Regular Price: $

    …a large LCD window down to a resolution of 0.01 pH. Monitor your aquariums temperature and pH all with a single pen-style tester. Hanna's HI98108 Waterproof pHep+ Tester can give you pH readings from 0.00 all the way up to 14.0 pH making it perfect for saltwater or freshwater aquariums. The HI98108…

    $55.00 Regular Price: $

    Digital testers are steadily paving their way into the hobby. The IceCap SPT03 Digital Pocket Tester helps eliminate the uncertainty when it comes to mechanical refractometers. The SPT03 is a portable, rugged, water resistant device that utilizes electric conductivity to determine the specific…

    $74.99 Regular Price: $

    Compatible with fresh or saltwater! No longer do you need to read color charts, trust Hanna's HI702 Copper Checker to know the precise amount of copper in your aquarium water. The High Range Colorimeter gives greater precision over previous models and gives you a digital reading on a large LCD…

    $59.95 Regular Price: $

    Four simple steps to results. Easily and accurately test for free chlorine with the Hanna Checker Colorimeter (HI 711). Designed to be a more accurate alternative to chemical test kits. First, add sample to the included cuvette. Next, insert the sample into the Checker and zero the instrument with…

    $59.95 Regular Price: $

    Four simple steps to results. Easily and accurately test for low range ammonia in fresh water with the Hanna Checker Colorimeter - Ammonia Low Range for Fresh Water (HI 700). Designed to be more accurate alternative to chemical test kits. First, add sample to the included cuvette. Next, insert…

    $59.95 Regular Price: $

    Check for low ranges of Nitrites in your fresh water. The Hanna HI707 Checker HC Handheld Colorimeter for Nitrite LR bridges the gap between simple chemical test kits and professional instrumentation. Accurate, affordable and easy to use. First, zero the instrument with your water sample. Next,…

    $59.95 Regular Price: $

    Determine the alkalinity levels in your fresh water. The Hanna HI775 Checker HC Handheld Colorimeter for Alkalinity in fresh water bridges the gap between simple chemical test kits and professional instrumentation. Accurate, affordable and easy to use. First, zero the instrument with your water…

    $59.95 Regular Price: $

    The Hanna Alkalinity checker is an awesome little tool that will give you accurate easy to read results. If you have bad eyes or have a hard time with titration test kits, the digital read out on the Hanna checkers is super nice and easy to read. The biggest key with Hanna checkers is keeping the…

    $59.95 Regular Price: $

    Why does BRS recommend this? The Hanna Alkalinity checker is an awesome little tool that now will give results in DKH values that are much more common in the aquarium hobby. It will also give you accurate easy to read results with the large LCD display. We like the repeatable results and ability to…

    $59.95 Regular Price: $

    Redesigned with new100 µL Pipette Accurately check your reef tanks calcium level with the Hanna HI758 Calcium Checker. Three simple steps to results. The Hanna Calcium Checker bridges the gap between simple chemical test kits and professional instrumentation. Accurate, affordable and easy to…

    $59.95 Regular Price: $

    Magnesium is a crucial element in saltwater environments, as it allows calcium and carbonate to be bioavailable for corals and other invertebrates. Therefore, consistent and accurate testing of magnesium levels in your marine aquarium is vital to ensure a healthy and thriving system. The HI783…

    $59.95 Regular Price: $

    Four simple steps to results. Easily and accurately test for ultra-low range total chlorine in with the Hanna Checker Colorimeter - Total Chlorine Ultra-Low Range (HI 761). Designed to be more a more accurate alternative to chemical test kits. First, add sample to the included cuvette. Next, insert…

    $59.95 Regular Price: $

    Monitoring phosphorus concentration in saltwater is important because it can cause corrosion if levels are too high. The Hanna HI736 Checker HC Handheld Colorimeter for Phosphorus ULR bridges the gap between simple chemical test kits and professional instrumentation. Accurate, affordable and easy to…

    $59.95 Regular Price: $

    Check for Nitrite easily in your tank. The Hanna HI764 Checker HC Handheld Colorimeter for Nitrite ULR bridges the gap between simple chemical test kits and professional instrumentation. Accurate, affordable and easy to use. First, zero the instrument with your water sample. Next, add the reagent.…

    $59.95 Regular Price: $

    Why does BRS recommend this? The Hanna Phosphate Checker is an awesome little tool that will give you accurate easy to read results. If you have bad eyes or have a hard time with color change test kits, the digital readout on the Hanna checkers is super easy to read. The biggest key with Hanna…

    $59.95 Regular Price: $
    Out of Stock

    The HI774 Ultra Low Range Phosphate Checker® is a cost-effective way to measure phosphate in marine systems, including reef tanks. Excessive phosphate levels can prevent calcification, skeletal formation, and growth of many coral species, particularly those referred to as SPS or small-polyp…

    $59.95 Regular Price: $

    The HI782 Nitrate Checker HC by Hanna Instruments is a simple and accurate handheld colorimeter that uses the zinc reduction method to determine nitrate concentration in marine applications. With a digital read out, there is no more struggling to determine colors visually. The HI782`s high range of…

    $59.95 Regular Price: $

    Why Does BRS Recommend This? The Red Sea Marine Care Test Kit set comes with almost everything you need to get you through your cycle, ammonia, nitrite, and nitrate, but can also test for alkalinity and pH. Each test is easy to perform with clear instructions, and if you are just getting into…

    $69.99 Regular Price: $

    The Reef Status Strontium test is the fastest and easiest way to measure strontium concentrations in your reef tank. Strontium tests can often be difficult and lengthy to perform, but the Seachem Reef Status test provides a highly refined test process that can provide results in just 10 minutes.…

    $53.97 Regular Price: $

    Our favorite all around test kits are the red sea kits. With easy to follow directions, and consistent results, we always have a Red Sea Algae Control test kit in our testing closet. The Red Sea multi test kits are by far the best value for purchasing multiple test kits. Amazing Value. High quality…

    $69.99 Regular Price: $

    Our favorite all-around test kits are the red sea kits. With easy to follow directions, and consistent results, we always have a Red Sea Iodine Pro test kit in our testing closet. With most other Iodine tests comparing the results can be difficult especially if you have bad eyes, however, Red Sea is…

    $50.99 Regular Price: $

    Easily test for Carbon Dioxide in your tap water. Commonly used to identify if CO2 in your tap water is causing excess DI consumption. LaMotte has been a leader in providing test kits and equipment for water analysis since 1919. All reagents, instruments and test kits are designed and manufactured…

    $54.99 Regular Price: $

    Maintaining low nitrate levels will help prevent algae outbreaks, promote coral and fish health as well as bring out the best coral colors. Red Sea Nitrate Pro (NO3) Test Kit accurately measures nitrate levels.Red Sea produces an algae management line of test kits including nitrate and phosphate…

    $50.99 Regular Price: $

    High phosphate levels will slow coral growth by preventing skeletal growth and feed algae growth. Maintaining ultra low levels of phosphate will increase coral growth and help prevent algae outbreaks. Phosphate Kit includes: 100 tests Easy-to-use, colorimetric comparator Affordable reagent refills…

    $50.99 Regular Price: $

    One Set - 5 Parameters - Over 250 Tests! 100 pH Tests 100 Alkalinity Tests 50 Phosphate Tests 50 Nitrite/Nitrate Tests 50 Ammonium/Ammonia Tests Being able to make quick and precise water quality assessmentsis vital and Tropic Marin Compact Lab Essentials Test Kit includes the necessary test kits…

    $56.97 Regular Price: $

    Quickly and accurately get a digital readout of the salinity and temperature of your aquarium water. Seawater contains a variety of elements that will contribute to the overall specific gravity of the water. Many digital salinity meters are calibrated to read a sodium chloride only or brine solution…

    $69.99 Regular Price: $

    Why does BRS recommend this? Our favorite all-around test kits are the red sea kits. With easy to follow directions, and consistent results, we always have a Red Sea Reef Foundation test kit in our testing closet. The Red Sea multi-test kits are by far the best value for purchasing multiple test…

    $69.99 Regular Price: $

    Amazing Value. High quality and reliability. This kit combines three tests in one – Iodine, Potassium and Iron. Easy to use colorimetric comparator and titrator Affordable reagent refills Kit includes 50 Iodine, 40 Potassium and 45 Iron tests. Red Sea Reef Colors Pro Multi Test Kit Contents:…

    $79.99 Regular Price: $

    The Apogee Sensor Wand is fully submersible, allowing a PAR meter's sensor to be securely attached to the end of the wand. The wand lets you keep your hands dry while allowing you to get the sensor in hard to reach places your hands or make-shift holder can access. Full-length fiberglass wand is…

    $69.99 Regular Price: $

    Simple Security for your Protein Skimmer! Keep your skimmer from overflowing with the AutoAqua Smart Skimmer Security sensor and outlet. The easy to clean optical sensor will magnetically couple to any skimmer collection cup (up to 1/4" thick), and when the cup gets full it will shut down your…

    $59.99 Regular Price: $
    Out of Stock
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