Measuring

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    Our high quality graduated cylinders have 1 mL graduations that allow for more accurate measuring when dosing. Available in three sizes: * 50 mL Graduated Cylinder * 100 mL Graduated Cylinder * 250 mL Graduated Cylinder

    $7.29 Regular Price: $

    These angled measuring cups from OXO have so many uses for your saltwater aquarium set up. Great for the salt bucket or anywhere you need a cup (or 8) of a liquid. Stack neatly for storage. * Available in 1 cup, 2 cup, 4 cup, 8 cup or 3-Piece Cup Set (1, 2 and 4 cup) * Patented angled…

    $7.99 Regular Price: $

    …your cup. Measurements are available in milliliters and fluid ounces.  High quality graduated measuring cups with a special no-drip lip – perfect for correctly measuring doses of your 2 Part solutions, fish foods, medications, and much more! 250mL Measuring Cups work…

    $0.99 Regular Price: $

    Measure your dry aquarium supplements like Calcium Chloride and Magnesium Chloride with these measuring cups from OXO Good Grips&reg. * Precise measurement - just level off with the included straight edge * Remove each cup one at a time - just snaps off of ring * Scooped shape…

    $7.99 Regular Price: $

    …have a dispensing chamber to measure out doses, adding an extra level of simplicity and convenience.   Features * Doesn’t contain copper * Reef Safe * Won’t harm biological filtration * Built-In measuring chamber for convenient dispensing …

    $22.99 Regular Price: $

    The 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 Hanna Instruments HI758 Calcium Checker it is necessary to add exactly 100 µL of aquarium saltwater to the cuvette. Any…

    $20.00 Regular Price: $

    Extra cuvettes (vials) for your Hanna Colorimeter Checkers. * Caps NOT included * Precision glass, necessary for taking accurate measurements * For most accurate readings, cuvette must be clean and free of scratches

    $21.00 Regular Price: $

    …aquariums. The HI98108 can also monitor temperature, and the exposed temperature sensors allow for rapid automatic temperature compensated pH measurements.    Hanna has a unique reference cell design that utilizes an extractable cloth junction for the pH electrode. Cloth…

    $49.50 Regular Price: $

    measurements easy with this 7 Piece Mini Measuring Beaker Set from OXO Good Grips. * Set includes 1 tsp, 1 tbsp, 1 oz, 2 oz, 1/2 cup, 2/3 cup and 1 cup * Filling and pouring made easy with funnel shape and spout * Rubber bottom helps reduce slips * Easy to read measurement

    $19.99 Regular Price: $
    Out of Stock

    …More Info   HI774 Ultra Low Range Phosphate PPM Checker 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…

    $255.00 Regular Price: $

    …2: Measure pH, Ammonia and Nitrite and record values.  Day 3: Measure pH, Ammonia and Nitrite and record values.  Day 4: Measure pH, Ammonia and Nitrite. If either Ammonia or Nitrite are over .25 ppm, you can add more bacteria, if desired.  Day 5: Measure

    $35.99 Regular Price: $
    Out of Stock

    The perfect option for measuring out your 2-Part Mix ingredients!   Designed by OXO Good Grips to be used specifically with OXO Pop containers (Chemical & Media Containers). Round edges reach easily into containers corners to get every bit of your aquarium additive. * 1/2…

    $3.99 Regular Price: $

    Convenient 1 oz (2 tablespoons) clear plastic, measuring scoop to use for your aquarium additives, fish and coral foods or any other item you can think of in your tank set up.

    $0.99 Regular Price: $

    …aquarium.      Ingredients: Extract of algae, algae.   Instructions: Stir approximately 1.5 measuring spoons into 100 ml of RODI water and let it hydrate for one to two hours, stirring occasionally. Next, stir in Tropic Marin Pro-Coral Phyton or…

    $17.08 Regular Price: $

    …Exceptional solubility, uniform particle size, and superior material selection made Instant Ocean the standard by which other synthetic sea salts are measured. No other product has such an extensive history of successful proven usage.   Two Sizes Available * Mixes 160 Gallons…

    $54.99 Regular Price: $

    …and Shelf Dry Live Rock to create an awesome aquascape! Sold by the pound   Size Range: 5" to 15" Long (measured at the longest distance)   MarcoRocks Reef Saver Shelf Dry Life Rock is perfect for any new or established reef tank. Each…

    $6.99 Regular Price: $

    …Osmosis Systems Compatible with all Bulk Reef Supply RODI Systems and other RO(DI) systems that utilize 1/4" Polyethylene Tubing. The 1/4" measurement is the outside diameter of the tubing and will work with all 1/4" Push-Connect fittings.    Blue RO Tubing is commonly used…

    $1.99 Regular Price: $

    …Elements for a complete trace elements dosage to add missing trace elements such as iodine, bromine, fluorine, vanadium, molybdenum and selenium.   Note - Dosages are approximate guides. In individual cases, the measurement depends on the stability of the tank.    

    $14.49 Regular Price: $

    …pour the mixture directly into the tank or target feed each coral with a syringe. Each jar of BRS Reef Chili includes directions and a measuring spoon. Reef Chili was originally created as a frozen fish/coral food and it worked out great, except for one thing, cost! Shipping frozen…

    $14.99 Regular Price: $

    …fit into tight spaces and will securely rest on the edges of your tank or refugium via the extendable arm mounts. It will accommodate tanks measuring up to 16” wide. Macroalgae should be placed within the first 12” of the water column to ensure sufficient light penetration and…

    $89.99 Regular Price: $

    The Milwaukee pH600 pH Pen is an economical easy to use meter that returns quick, reliable pH measurements. This is a great option for quick spot checks such as when mixing water or when testing tap water or RO/DI output. Specifications: * Range: 0.0 - 14.0 pH * Resolution: 0.1…

    $24.99 Regular Price: $

    …components a rinse with freshwater.   What's Included? 1x Brine Shrimp Hatchery Dish 1x Brine Shrimp Hatchery Lid 1x Artemia Sieve 1x Inner Separation Ring 1x Measuring Spoon   Need Brine Shrimp Eggs? - Bulk Reef Supply Premium Brine Shrimp Eggs

    $25.99 Regular Price: $

    …filter feeders   Instructions: Prepare a small container and fill it with 20 mL (4 tsp) of aquarium water. Add 1 level measuring spoon (per 27 gallons) of Ricco Food to the container and mix for 1 minute. Pour the contents in the tank for broadcast feeding. Using a syringe…

    $14.99 Regular Price: $

    Professional Grade Water Testing Measure the electrical conductivity, total dissolved solids, and temperature with the HM Digital COM-100 Waterproof Meter. * Automatic Temperature Compensation (ATC) * IP-67 Waterproof Housing * Large LCD Screen * Auto-Off  *…

    $76.95 Regular Price: $

    Increased Accuracy for Underwater LED Lighting Measurements! Apogee's MQ-510 PAR meter is perfect for underwater testing of LED light intensity and immersion effect correction factor has already been applied through the monitor's firmware giving you the corrected underwater value. *…

    $538.00 Regular Price: $

    …Probe – Lab Grade Start measuring salinity in your tank and get alerts when it is out of range. * Replace an old probe * Add salinity monitoring to your system via the Salinity Module: PM2     Start measuring salinity in your tank and get alerts…

    $124.95 Regular Price: $

    …activated carbon after treatment period to remove residual chemicals; follow recommended dosing instruction.   DO NOT OVERDOSE - measure total system water volume as exactly as possible, accounting for water displacement from rocks, sand, ect.   Special Notes &…

    $29.99 Regular Price: $

    Make small liquid measurements easy with this 4 Piece Mini Measuring Beaker Set from OXO. * Set includes 1 oz, 2 oz, 1 Tsp and 1 Tbsp * Filling and pouring made easy with funnel shape and spout * Rubber bottom helps reduce slips * Easy to read measurement markings * Nests…

    $9.99 Regular Price: $

    …population, the dosage can be as much as 1 level measuring spoon per 50 US Gal./190 l each week.   When using the enclosed dosage spoon, level the Bio-Strontium with the spatula for a precise measurement. Sprinkle one level measuring spoon full of Bio-Strontium directly on…

    $13.17 Regular Price: $

    …The Smart ATO universal tube holder can solve that issue by securely mounting your top off or dosing tubing edge of your rimless or rimmed aquarium. Clamps to tanks with rims measuring under 3/4" thick. With a simple screw adjustment, your top off tubing will be super secure for years to come.

    $12.99 Regular Price: $

    …total system water volume and begin by measuring the magnesium concentration of your aquarium water. One level measuring spoon increases the magnesium level of 30 US-gallons / 110 l of tank water by about 10 ppm. The recommended maximum dose is 2 measuring spoons per 30 US-gallons / 110 l of…

    $15.84 Regular Price: $

    …LPS Corals   Instructions: Prepare a small container and fill it with 20 mL (4 tsp) of aquarium water. Add 1 level measuring spoon (per 27 gallons) of AF Power Food to the container and mix for 1 minute. Pour the contents in the tank for broadcast feeding. Using a syringe…

    $14.99 Regular Price: $