Marine Test

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    Testing for your Saltwater Aquarium! Get highly accurate 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 easily stores ina droor or testing

    $49.95 Regular Price: $

    …silicate, and organic material. * Formulated by a marine scientist.   Instructions and Guidelines Note that the natural seawater concentration of potassium is ~399 ppm; maintaining the potassium concentration in marine aquaria as closely to this value as possible is…

    $6.99 Regular Price: $

    …for use in all marine and freshwater aquaria.   Instructions and Guidelines Read all instructions thoroughly. Do not overdose. Determine concentration of chloramines or chlorine in water prior to treating with Erse-ClP. Be sure to measure ammonia with a test kit featuring ammonia…

    $10.79 Regular Price: $

    …organic-based supplements and additives, use of a high-quality synthetic aquarium salt blend, regular testing of important water parameters with accurate kits and/or meters, and performing water changes/replacing evaporation with purified water are all important aspects of marine aquarium husbandry.

    $6.99 Regular Price: $

    test kits, determine concentrations of ammonia, nitrate, and phosphate; record results. Begin adding MicrBacter7 as directed on that product’s label, dosing daily. Re-test nutrient concentrations daily for the first two weeks of use. When ammonia concentration is below detection level of test

    $6.99 Regular Price: $

    …per 1 ppm of ammonia measured on test kit. Allow 10 minutes to elapse, then re-test ammonia concentration in aquarium and repeat treatment instructions if necessary. * Testing for Ammonia: When using this product, be sure to measure ammonia with a test kit featuring ammonia salicylate reagent…

    $6.89 Regular Price: $

    …alkalinity maintenance; economical for particularly large systems. * Contains no phosphate, silicate, or organic material. * Formulated by a marine scientist.   Instructions and Guidelines Basic Instructions and Guidelines: Add 20 grams per 8-fl. oz. of purified water in…

    $11.49 Regular Price: $

    …or for each 0.85 mg/L of measured total ammonia-nitrogen. * Contradictions: Do not use with permanganate-based or chlorite-based treatments. Nessler's total ammonia test will give false, high (or off scale) readings. Winkler dissolved oxygen tests will give false, low (or zero) readings.

    $4.59 Regular Price: $

    …measure the Nitrate (NO3) and Nitrite (NO2) in your new marine tank. Kit includes: * 50 Nitrate tests * 50 Nitrite tests Red Sea Nitrate/Nitrite Test Kit Contents Test NameElement# of TestsAccuracyRangeTest Type …

    $21.99 Regular Price: $

    …reef tank, and anytime we can sneak in some MarinePure Biomedia into an All in one tank, sump, or even overflows we will.  We have run density tests and they have proved to be more porous than any live rock we could find.  They are a great base for sponge growth, microfauna, and even coral…

    $75.99 Regular Price: $

    …and controlled source of nutrients for the bacteria. A successful cycle also depends on regular testing of ammonia, nitrite, and nitrate to determine progress. We recommend having all of these tests on hand prior to starting your cycle.   Instructions: Day 1: * Turn…

    $3.99 Regular Price: $

    …to harsher medications and can be used directly in the display aquarium if necessary, unlike treatments such as copper. From extensive real-world testing and application, Rally Pro has been found to be safe for fish (including scaleless varieties), corals, and invertebrates.    …

    $9.99 Regular Price: $

    …alkalinity maintenance; economical for particularly large systems. * Contains no phosphate, silicate, or organic material. * Formulated by a marine scientist.   Instructions and Guidelines Basic Instructions and Guidelines: Dissolve 20 grams per 8-fl. oz. of purified…

    $11.49 Regular Price: $

    …return pump, media reactors, or any other additional hardware the Reefer aquarium system is for you. With ultra-clear rimless, beveled glass and a marine spec cabinet that follows the contour of the tank down to the floor. All of the reefer systems include a properly sized sump, all the necessary…

    $3,975.00 Regular Price: $

    Alkalinity reagent refills for the easy to use, handheld Hanna Checker HI764 Nitrate Ultra Low Range. Individual reagent packets for 25 tests. Reagent refill for Hanna Checker Nitrite ULR HI764. * Enough reagent for 25 tests.

    $9.00 Regular Price: $

    …dosing, and sustained boron concentration in system); results will vary. Determine the boron concentration in the aquarium system using an accurate test kit before supplementing. Each ml (~20 drops) of BoroChrm will increase the concentration of boron ("[B]") in 1 US-gallon (3.785 L) of water by…

    $4.99 Regular Price: $

    …250 ml treats up to 1,000 US-gallons (3,750 L). Advanced:  Determine the strontium concentration in the aquarium using an accurate test kit before supplementing. Shake this product well before using. Each ml of Brightwell Aquatics Strontion will increase the concentration of strontium…

    $6.99 Regular Price: $

    Limit 1 Per Order   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…

    $599.95 Regular Price: $

    …of nitrate and phosphate * Increased skimmer efficiency * Bacterial biomass acts as nutrient source for filter feeders * Suitable for marine fish, soft corals, LPS, SPS, and other inverts * Easy-to-dose liquid solution   Two Sizes Available * 50 mL *…

    $7.49 Regular Price: $

    …(e.g. Nitrobacter). Thus, as these microbes populate a system, a biological filter becomes established (i.e. cycled). In order to protect sensitive marine livestock from ammonia and nitrite, the biological filter must fully mature before stocking the system. Various organic…

    $10.00 Regular Price: $

    …are based upon extensive testing and will produce the best results in most aquaria. Medium- to High-nutrient Systems, or to seed Biological Filtration in new aquaria:  To effectively decrease the concentration of available nutrients and waste material in all marine and freshwater aquaria, add…

    $6.99 Regular Price: $

    Phosphate reagent refills for the easy to use, handheld Hanna Phosphate Checker.  * Enough reagent for 25 tests.

    $9.00 Regular Price: $
    Out of Stock

    Easily calibrate and test proper functionality of your Hanna Checker HI764 Nitrite Ultra Low Range for marine water (saltwater). * Contains Standard A and Standard B * Follow instructions in packaging * Acceptable results must be between 86 and 114 ppb at 25°C …

    $12.00 Regular Price: $

    Overview * Safely increases magnesium concentration in all marine and reef aquaria. * Utilizes specific magnesium salts to obtain the desired results. * May be used to attain and maintain a magnesium concentration in excess of 1,500 ppm as desired by aquarist. * Maintaining an…

    $6.99 Regular Price: $

    …years, Instant Ocean synthetic sea salt simulates natural seawater for thriving marine aquariums. Developed through sophisticated biological and chemical testing, Instant Ocean provides your marine fish, invertebrates, and plants the necessary major, minor, and trace elements. Facilitates…

    $54.99 Regular Price: $

    …grasses, and other desirable marine algae and plants. * Particularly suited to systems outfitted with a refugium or mud system. * Stronger than most competing products. * Composed of purified water and ultra-high purity materials. * Formulated by a marine scientist. …

    $5.79 Regular Price: $

    …put out more light than your corals will actually need and without a PAR Meter to test the overall output, it is really hard to guess if the light is too dim or intense. We highly suggest using a PAR Meter to test the output of your lights at different points throughout your tank that you can use…

    $599.99 Regular Price: $

    …and large-scale testing facilities for their dependable and precise measurements.   Dedicated to a single parameter Instead of a single unit doing everything, each Hanna Checker is designed to perform a test for a single parameter. This allows the test to have greater precision…

    $49.95 Regular Price: $

    Reagent refills for Hanna Free Chlorine Checker (HI701). * Enough reagents for 25 tests

    $12.00 Regular Price: $

    Reagent refill for Alkalinity Colorimeter HI772 or HI755 Hanna Checker HC - Marine Water. * Enough reagent for 25 tests. * Item #: HI755-26

    $9.00 Regular Price: $

    Overview * Helps maintain a balanced nutrient-limited marine aquarium by enabling the hobbyist to enhance the rate of microbial growth and reproduction, increasing the rate of phosphate-reduction and denitrification; this is of particular benefit in heavily-stocked, well-fed reef…

    $9.49 Regular Price: $

    …Sporolithon, and Mesophyllum   Ingredients - Purified seawater, lab-cultured pink coralline algae spores, nitrifying marine bacteria (heterotrophic, chemolithotrophic and autotrophic), calcium carbonate, potassium carbonate ion buffer.    What's…

    $44.00 Regular Price: $