Tester

SORT:
VIEW: 32/64
752 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,…

    $79.99 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…

    $58.00 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: $

    The Mastertronic is the latest addition to Focustronic's suite of water testing equipment. It is a standalone machine with the ability to accurately measure Nitrates, Phosphates, Magnesium, Calcium, Alkalinity, and organic matter in aquariums. Automatically measures and records important water…

    $1,299.99 Regular Price: $
    Out of Stock

    …long-term coral health. More Info HI98319 Marine Salinity TesterEnsure the salinity of your saltwater tank is right where you want it. The pen style tester will give you the salinity reading along with the temperature of the water at the same time. With a 0.1ppt resolution, once you start using the…

    $292.00 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…

    $63.95 Regular Price: $

    Say Goodbye to Manually Testing for Calcium, Alkalinity, or Magnesium in your Reef! The Trident is an automated testing system that regularly tests alkalinity, calcium, and magnesium in your saltwater aquarium and then communicates this information to your Apex so you can get alerts, and change your…

    $639.95 Regular Price: $

    Seneye Reef Pack is an all in one monitor for Temperature, Ammonia, pH, Water level, and Lighting. With a PC you can connect your Seneye monitor directly to any PC or Seneye Web Server to monitor your aquarium. With the Seneye Web Server you can monitor your aquarium from anywhere you can get…

    $219.99 Regular Price: $

    The HYDROS ATO Kit comes with everything you need to add and manage automatic top-off through your HYDROS Controller. Using a HYDROS aquarium controller for your auto top-off system is not only a reliable solution but it also helps clear wire clutter in and around your aquarium. While this ATO…

    $79.99 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,…

    $63.95 Regular Price: $

    Ammonia is naturally produced in aquariums as a byproduct of waste produced from your livestock. It is a natural part of the Nitrogen Cycle that maintains balance in a healthy aquarium. When too much ammonia accumulates in the aquarium, ammonia toxicity can occur and seriously affect the health of…

    $63.95 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…

    $63.95 Regular Price: $

    Take your equipment organization to the next level with custom controller boards from Adaptive Reef. The Neptune Systems Controller Board is a modular wire management system with cutouts and spacing specifically organized around the Apex Controller System and peripherals, making it easy to achieve a…

    $379.99 Regular Price: $
    Choose Options

    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…

    $63.95 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…

    $63.95 Regular Price: $

    Building your arsenal of trustworthy test kits can be a long and expensive process, so why not skip the headache? We've asked a few of our long-time hobbyists for their recommendations based on their own trial and error-- they've done the years of experimenting, so you don't have to! Here, we've…

    $244.99 Regular Price: $
    Choose Options

    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…

    $63.95 Regular Price: $
    Out of Stock

    Trigger Systems has been testing its Platinum series for over a year and a half to make sure they have a solid, proven design. This series includes an automated, continuous mechanical filtration that replaces filter socks. Trigger has tested several different designs and found that having the fleece…

    $940.94 Regular Price: $1,106.99

    High-Performance Chemical Dispensing Tygon A-60 Tubing With a slow flow rate of 1.6mL/min, Drew's Doser is the perfect liquid additive doser. Compared to most other dosing pumps that dispense in quick spurts, making it an ideal way to automatically add alkalinity solutions or other additives that…

    $109.99 Regular Price: $

    Why does BRS recommend this? Float valves are simple to install and can save a lot of water from ending up on the floor. They can be installed in containers as small 1 gallon pails, sumps, and 200 plus gallon commercial storage containers to shut off the flow of water. Even if you do not have a…

    $14.87 Regular Price: $17.49

    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…

    $63.95 Regular Price: $

    GHL has been setting the standard in aquarium controllers for years, and the Profilux 4 represents one of the most time-tested and refined aquarium controllers available. The Profilux thoughtfully combines advanced hardware and control options with intuitive setup and programming, along with nearly…

    $949.90 Regular Price: $

    Take your equipment organization to the next level with custom controller boards from Adaptive Reef. The Ecotech Marine Controller Board is a modular wire management system with cutouts and spacing specifically organized around Ecotech Marine's pumps and lights, providing places to secure and…

    $379.99 Regular Price: $
    Choose Options

    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: $

    Automatically Monitor, Maintain, and Control your Aquariums Alkalinity! The KH Director is the result of more than 2 years of research and development into the automated Alkalinity monitoring and control department. As always, GHL has stuck to the fundamental belief in high quality and exceptional…

    $959.90 Regular Price: $

    The Ultimate Aquarium Monitoring and Control System Master your aquarium automation with the HYDROS Control X4 Pro Pack featuring TWO control devices for the ultimate failsafe. The Control X4 allows you to connect up to four sensors and two probes, giving you the ability to monitor temperature,…

    $659.99 Regular Price: $
    Out of Stock

    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…

    $63.95 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…

    $63.95 Regular Price: $

    Marine pH Checker reagent refills for the easy to use, handheld Marine pH Checker HC Colorimeter HI780 as well as the Marine Master HI97105 Multiparameter Photometer. Performs 100 Tests Item #: HI 780-25

    $16.00 Regular Price: $

    Alkalinity reagent refills for the easy to use, handheld Alkalinity Colorimeter HI775 Hanna Checker HC - Fresh Water. Enough reagent for 25 tests. Item #: HI775-25

    $22.00 Regular Price: $

    The API Reef Master Test Kit tests 4 key parameters calcium, carbonate hardness, phosphate, and nitrate to keep reef inhabitants healthy. Testing is fast, easy, and accurate. The kit includes 4 glass test tubes with snap-tight caps, a holding tub, and a step-by-step instructional booklet with a…

    $34.98 Regular Price: $

    The Milwaukee MI412 Low Range Phosphate Photometer is very simple to use and will give you readings on a large, easy to read LCD screen. The MI412 gives super fast results with a very high level of accuracy with the ability to give reproducible readings. Large LCD Display Reliable, Repeatable…

    $190.00 Regular Price: $
Sign Up Now