-
Apex Lab Grade Salinity/Conductivity Probe - Neptune Systems
Neptune Systems$209.99Start measuring salinity in your tank and get alerts when out of range. Buy this probe if you are: Replacing an old probe. Adding salinity monitoring to your system via a PM2. -
MW600 Dissolved Oxygen Meter - Milwaukee Instruments
Milwaukee Instruments$208.00Milwaukee MW600 LED Economy Portable Dissolved Oxygen Meter with 2 Point Manual Calibration, 0.0 - 19.0 mg/L, 0.1 mg/L Resolution, +/-1.5 percent Accuracy, 100 Percent Saturation Range The Milwaukee MW600 is a portable dissolved oxygen (DO) meter for... -
Digital Refractometer for Seawater Analysis (HI96822) - Hanna Instruments
Hanna Instruments$200.00The HI96822 is a rugged, portable digital refractometer designed for the measurement of salinity of natural or artificial seawater. The HI96822 displays results in three popular measurement units: Practical Salinity Units (PSU), salinity in parts per... -
Pinpoint pH Controller - American Marine
American Marine$199.95American Marines PINPOINT pH Controller. PINPOINT pH Controller is an inexpensive yet rugged controller, which includes the appropriate probe and calibration fluids. This device will automate another electrical device such as a calcium reactor or... -
MC811US MAX pH/EC/Temp Monitor - Milwaukee
Milwaukee Instruments$199.00Why Guard when you can Monitor! The Milwaukee MC811 MAX pH/EC/Temp Monitor lets you monitor your pH/EC/Temp levels 24/7 automatically. RANGE: 0.0 - 12.0 pH | 0.00 to 5.00 mS/cm | 14.0°F to 140.0°F RESOLUTION: 0.1 pH | 0.01 mS/cm |... -
Calcion P - Dry Calcium Supplement (16kg) - Brightwell
Brightwell Aquatics$198.25Calcium Supplement for All Marine Fish & Reef Aquaria Overview High-purity powdered calcium. Increases the concentration of calcium in marine aquarium water to provide corals andother reef-building invertebrates with one of the most important... -
ORP/pH/Temperature Tester (HI98121) - Hanna Instruments
Hanna Instruments$196.00The HI98121 is a waterproof pH, ORP and temperature meter. The housing of this tester has been completely sealed against humidity and is designed to float. Electrode replacement with the stainless steel round connector means there are no pins to bend or... -
Hanna Core Parameters Kit (772 Alk, 758 Calcium, 783 Magnesium) Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$194.85772 CheckerThe HI772 Checker®HC (Handheld Colorimeter) provides a simple, accurate and cost effective way to measure alkalinity in degrees of calcium hardness, commonly abbreviated as dKH. Critical to marine environments, alkalinity not only provides... -
Vita-Chem Marine (1 Gallon) - Boyds
Boyd$189.99The benefits of using Vitachem Marine: Increased growth Increased resistance to disease Great for Reef Aquariums, Corals, Filter Feeders and Breeders Omega-3 Enhanced Rapid fin regeneration Fabulous intense natural colors Pre-stabilized... -
MW802 Standard Portable pH/Conductivity/TDS Combination Meter - Milwaukee Instruments
Milwaukee Instruments$185.003 meters in 1! This meter allows you to measure pH, EC (conductivity) and TDS with just one instrument and one single probe! The MW802, with a conductivity range that goes up to 6.00 mS/cm and the TDS up to 4000 ppm is ideal for testing in crop... -
4-Part Complete Reef Care Dosing System - Large (600L - 160 Gal) - Red Sea
Red Sea$179.95Meet the new 4-part Complete Reef Care, providing hobbyists with more convenience at no extra cost, and ensuring optimal coral growth and vivid colors with only one test per week! Our long-term research has revealed that in most reef systems... -
Marine ReFresh (64 oz) - Dr Tim's Aquatics
Dr Tim's Aquatics$171.39Control Green or Brown Water in your Reef, Nano, or Seahorse Aquarium Use Dr.Tim's Re-Fresh in your reef, nano, or seahorse aquarium to control brown or green water issues. Re-Fresh is a potent combination of beneficial bacteria that work together to... -
44 lbs ReBorn (Original Size) Calcium Reactor Media (44 lbs) - Two Little Fishies
Two Little Fishies$169.99Reborn is back to it's original size & formulation. Large size pieces. Reborn® coarse aragonite media for calcium reactors is composed of fossil skeletons of reef building corals sustainably harvested from pristine sites in the Western... -
Alkalin8.3 - Liquid pH Buffer & Alkalinity KH -Builder (20L) - Brightwell
Brightwell Aquatics$169.88Concentrated KH Buffer Supplement for All Marine Fish and Reef Aquaria Overview Alkalin 8.3P is a multi-component automatic buffer that regulates pH, unlike sodium carbonate its use makes for a much more stable aquarium. Eliminates pH and KH... -
Magnesium (Mg) (5000 ml) - Triton
Triton$165.00Magnesium macro element seawater supplement. Magnesium is an important element that naturally occurs in seawater. Essential for calcification of SPS/LPS coral skeleton. When used in conjunction with TRITON Lab ICP testing aquarists are now able to... -
Professional Lab Test Kit - Tropic Marin
Tropic Marin$163.60The test set Tropic Marin® Professional Lab for determining the most important water values in saltwater aquariums including standards for checking the functionality of all test kits. Test set for precise checking of the most important... -
Reef Energy AB+ Plus Coral Nutrition (5 L) - Red Sea
Red Sea$155.00An all-in-one superfood that will have your corals thanking you, delivering better growth, higher resilience, brighter colors, greater ease of use with automatic dosers, and minimal over skimming. Based on our long-term research, Reef Energy... -
CoralAmino Free Form Amino Acid Supplement (2L) - Brightwell
Brightwell Aquatics$152.37Free-Form Coral Amino Complex for all Corals & Their Allies Overview Complex of free-form amino acids in the same ratios found within tissues of stony corals. Beneficial to all corals (stony and soft), as well as solitary and colonial polyps... -
Reef Evolution Sea Salt Bucket (160 Gallon Mix) - ASF
ASF$145.99Reef Evolution Salt has been formulated to fulfill the needs of reef tanks, with average fish population, with a regular supply of trace elements, calcium, magnesium and alkalinity. It contains food for beneficial bacteria, amino acids and vitamins that... -
3 Pack Triton ICP-OES Water Test w/Prepaid Shipping Label - Triton Labs
Triton$141.00Now Includes a Prepaid USPS First Class Shipping Label + Testing is Now Done in the USA! The results of this test provide you with the most detailed analysis of marine aquarium water you've ever seen, enabling you to understand exactly what's missing,...