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    ELOS AquaTest K Potassium Pro Test Kit

    ELOS AquaTest K Potassium Pro Test Kit

    25% Off Regular Prices with code SAVES25

    Accurately monitor potassium levels vital for coral health. ELOS AquaTest K Potassium Professional Test Kit keeps routine testing simple and accurate by addressing common areas where aquarium-testing error can occur. Italian-made colorimetric test kit... more

    $36.99

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    (275,000+)
    ELOS AquaTest K Potassium Pro Test Kit

    ELOS AquaTest K Potassium Pro Test Kit

    Accurately monitor potassium levels vital for coral health. ELOS AquaTest K Potassium Professional Test Kit keeps routine testing simple and accurate by addressing common areas where aquarium-testing error can occur. Italian-made colorimetric test kit... more

    $36.99

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    Red Sea Reef Coral Colors Pro Multi Test Kit Multi Test Kit

    Red Sea Reef Coral Colors Pro Multi Test Kit Multi Test Kit

    25% Off Regular Prices with code SAVES25

    Convenient high resolution test kit for reef iodine, potassium and iron Precision tests for elements associated with enhanced coral coloration Test reef aquariums regularly dosed with supplements for coral health Great value on three advanced test kits... more

    $69.99

    FREE shipping

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    (275,000+)
    ELOS AquaTest Phosphate Test Kit Pro PO4

    ELOS AquaTest Phosphate Test Kit Pro PO4

    25% Off Regular Prices with code SAVES25

    Italian-made aquarium phosphate-test kit puts three-part checks to ensure precise results. ELOS AquaTest PO4 Phosphate Test Kit is specially developed focusing on three areas where testing error can occur: source, implementation, and interpretation.... more

    $47.99

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    (275,000+)
    Red Sea Fish Pharm ARE21415 Saltwater (Blue) Magnesium Pro Test Kit for Aquarium, 100 Tests

    Red Sea Fish Pharm ARE21415 Saltwater (Blue) Magnesium Pro Test Kit for Aquarium, 100 Tests

    Magnesium Pro is a high accuracy (+/- 2.5Ppm) titration test kit (100 Tests) - incl. Professional titrator. Color: Saltwater. more

    $32.68

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    Pro Lab Inc. BA110 Bacteria In Water Test Kit-Bacteria Water Test KIT, As Shown

    Pro Lab Inc. BA110 Bacteria In Water Test Kit-Bacteria Water Test KIT, As Shown

    Bacteria water test kit. Simple to use DIY test kit indicates the presence of dangerous Coliform and E. Coli bacteria within 48 hours. Optional lab analysis is available, which identifies the exact count and type of bacteria present. Kit utilizes... more

    $10.85

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    Water Quality Test Kit

    Water Quality Test Kit

    Free Shipping on Over 500K Items!

    This water quality test kit gives instant results and is the most accurate water test available to the consumer. The non-toxic laboratory grade test strips, when moistened with water, provide effective and reliable results. All test are laboratory... more

    $10.99

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    Lead-In Water Test Kit

    Lead-In Water Test Kit

    Free Shipping on Over 500K Items!

    The PRO-LAB Lead in Water test kit offers you an accurate water analysis to EPA proficiency standards revealing the amount of lead in your water to as little as 1 PPB. more

    $11.99

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    Pro Lab TW120 Total Water Quality Test Kit (Test Kits), Brown copper

    Pro Lab TW120 Total Water Quality Test Kit (Test Kits), Brown copper

    Total Water Quality Test Kit, Safe and easy to use, Instant, reliable results, Laboratory tested for accuracy, Check your water for bacteria, lead, pesticides, total alkalinity, total chlorine, total hardness, pH, iron, copper, nitrates and nitrites,... more

    $31.99

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    Overstock.com

    (675,000+)
    Pro Lab WQ105 Do-It-Yourself Water Quality Test Kit (Test Kits), Brown copper

    Pro Lab WQ105 Do-It-Yourself Water Quality Test Kit (Test Kits), Brown copper

    Quality test kit, Contaminated water causes birth defects, cancer, and stains fixtures, According to the EPA, poor water quality from toxic chlorine, copper, and nitrates have been linked to a wide array of deadly diseases, Kit accurately monitors... more

    $23.39

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    Overstock.com

    (675,000+)
    Coral Vital LSB Pro - 16 oz.

    Coral Vital LSB Pro - 16 oz.

    Marc Weiss Coral Vital Live Sand Booster enhances the ability of microflora and fauna to consume and utilize waste products. Coral Vital LSB impacts substrate organisms and live rock; making them more receptive to colonization. Helps keep biofilters... more

    $29.99

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    Coral Vital - 16 oz.

    Coral Vital - 16 oz.

    Marc Weiss Coral Vital Pro enhances the growth of coralline algae; anemones; mushrooms and sponges; promotes coral polyp regeneration and reproduction; aids damaged corals; coral adhesion to substrate; and causes saltwater ich to become dormant. In... more

    $29.99

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    Red Sea Red Sea Phosphate Pro Test Kit Refill: 100 Tests #21426 - Aquarium Saltwater Test Kits

    Red Sea Red Sea Phosphate Pro Test Kit Refill: 100 Tests #21426 - Aquarium Saltwater Test Kits

    Red Sea Red Sea Phosphate Pro Test Kit Refill: 100 Tests #21426 The Red Sea Phosphate Pro Test is an easy-to-use kit that measures your aquarium phosphate levels with extreme accuracy. Phosphate testing is an essential part of any algae management... more

    $10.74

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    Red Sea Magnesium Pro Test Kit - 100 Tests

    Red Sea Magnesium Pro Test Kit - 100 Tests

    The Red Sea Magnesium Pro Test Kit is available in a package that contains 100 pouches, and it has a long shelf life at room temperatures. Instructions on how to use it properly are also provided therein. Buy this amazing and useful product now! With... more

    $39.99

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    Red Sea Nitrate Pro Test Kit - 100 Tests

    Red Sea Nitrate Pro Test Kit - 100 Tests

    Red Sea Nitrate Pro Test Kit - 100 Tests more

    $34.99

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    Red Sea Phosphate Pro Test Kit Phosphate Test Kit

    Red Sea Phosphate Pro Test Kit Phosphate Test Kit

    Red Sea's Phosphate Pro Test Kit PO4 is a complete kit that quickly and easily measures the phosphate level in aquariums. It is a colorimetric test ranging from 0.014 � 1.6ppm, with an accuracy of 0.014ppm. Includes a durable plastic case, 2 glass... more

    $34.99 $31.49

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    Red Sea Fish Pharm ARE21435 Saltwater Potassium Pro Test Kit for Aquarium, 40 Tests

    Red Sea Fish Pharm ARE21435 Saltwater Potassium Pro Test Kit for Aquarium, 40 Tests

    Red Sea Fish Pharm ARE21435 Saltwater Potassium Pro Test Kit for Aquarium, 40 Tests Red Sea potassium pro test kit is an advanced titration test measuring the level of potassium in reef aquarium to a high accuracy of 3 ppm. This kit enables accurate... more

    $72.29

    FREE shipping

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    Red Sea Fish Pharm Alkalinity Pro SW Test Kit

    Red Sea Fish Pharm Alkalinity Pro SW Test Kit

    Red Sea Fish Pharm Alkalinity Pro SW Test Kit Red Sea Fish Pharm Alkalinity Pro SW test kit is an advanced level titration test, which helps in measuring the levels of buffers in your aquarium. It tests with an exceptional accuracy of 0.00 meq/ 1(0.14... more

    $31.99 $23.99

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    Red Sea Fish Pharm Calcium Pro Satwater Test Kit

    Red Sea Fish Pharm Calcium Pro Satwater Test Kit

    Red Sea Fish Pharm Calcium Pro Satwater Test Kit Red Sea Fish Pharm Calcium Pro Salt water Test Kit is an advanced level test for calcium titration. It is capable of testing the calcium level in your aquarium with an exceptional accuracy. It is an... more

    $39.99 $29.99

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    Insta-Test Pro 400 1824

    Insta-Test Pro 400 1824

    Tests for Free Chlorine/ Bromine/ Total Chlorine/ Alkalinity and pH.Designed specifically for on-site use by service pros Each vial contains 100 strips. Insta-Test PRO 400 measures Free Chlorine 0 to 10 ppm / Bromine 0 to 20 ppm / Total Chlorine 0 to... more

    $18.51 $13.71

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    Red Sea Nitrate Pro Test Refill - 100 Tests

    Red Sea Nitrate Pro Test Refill - 100 Tests

    Part of Red Sea's Reef Care Program, this test refill replenishes your Nitrate Pro Test Kit with sufficient reagent to conduct another 100 tests. For best results, follow the specific guidelines outlined in the Reef Care program, and test your water... more

    $19.76

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    Red Sea Nitrate Pro Test Kit 100 Tests

    Red Sea Nitrate Pro Test Kit 100 Tests

    Red Sea Nitrate Pro Test Kit 100 Tests more

    $26.80

    FREE shipping

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    Iodine Test in Dried Urine Test Kit

    Iodine Test in Dried Urine Test Kit

    "Iodine Test in Dried Urine Test Kit (1 Test Kit) assesses the presence of iodine insufficiency as a possible source of health conditions such as hypothyroidism, fatigue, brain fog, and fibrocystic breasts. Iodine is a vital element that allows the... more

    $85.00

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    Microbe Lift KH Test Kit KH Test Kit

    Microbe Lift KH Test Kit KH Test Kit

    This is the Microbe-Lift test kit for KH (carbonate alkalinity) in ponds. KH is vital for a stable pH and for the nitrification process. KH is depleted as the nitrification process breaks down ammonia. To combat this effect, an alkalinity booster is... more

    $8.99

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    Marine Care Program No2/no3 Test Kit 60/100 Tests

    Marine Care Program No2/no3 Test Kit 60/100 Tests

    "Red Sea Fish Pharm Ltd. - MCP NO2/NO3 Kit 60/100Test. Marine care program no2/no3(nitrate pro) test kit 60/100 tests.These tests have been redeveloped into a single kit with a common reagent. The Marine Care Program (MCP) is a comprehensive,... more

    $19.23

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    Instant Ocean Instant Ocean Hydrometer: Hydrometer #TK504 - Aquarium Hydrometers & Salinity Tests

    Instant Ocean Instant Ocean Hydrometer: Hydrometer #TK504 - Aquarium Hydrometers & Salinity Tests

    Instant Ocean Instant Ocean Hydrometer: Hydrometer #TK504 Instant Ocean Hydrometer is accurate, reliable water test equipment is absolutely vital to creating and sustaining a healthy, successful marine environment. Accurate to 0-001 Durable, Permanent... more

    $9.64

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    Marine Care Test Kit 100/55/100/60/100

    Marine Care Test Kit 100/55/100/60/100

    "Red Sea Fish Pharm - Marine Care Test Kit. Complete multi test pack that includes all of the tests necessary to support the reef mature pro. The marine care kit is a direct replacement for the previous marine lab and includes the tests ph, kh,... more

    $50.61

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    Instant Ocean Fullrange Hydrometer

    Instant Ocean Fullrange Hydrometer

    Instant Ocean Hydrometer is accurate, reliable water test equipment is absolutely vital to creating and sustaining a healthy, successful marine environment. Easy to read and simple to operate, the Instant Ocean Hydrometer delivers precise fullrange... more

    $14.99 $10.99

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    Red Sea Potassium Pro Test Kit Refill Kit

    Red Sea Potassium Pro Test Kit Refill Kit

    25% Off Regular Prices with code SAVES25

    Crucial test kit for coral reef aquariums supplemented with potassium Advanced hand-held potassium titration test kit for precision results Ensure accurate dosing with routine tests of aquarium potassium levels Advanced potassium test kit includes a... more

    $18.99

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    (275,000+)
    Red Sea Nitrate Pro Test Kit Refill Kit

    Red Sea Nitrate Pro Test Kit Refill Kit

    25% Off Regular Prices with code SAVES25

    Accurate marine aquarium test for high and low range nitrate levels Color wheel comparator simplifies matching of nitrate test results Measure aquarium nitrate levels with greater ease and accuracy Eliminate clumsy fumbling and eye strain when color... more

    $13.99

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    (275,000+)
    Red Sea Fish Pharm ARE21405 Saltwater (Blue) Calcium Pro Test Kit for Aquarium, 75 Tests

    Red Sea Fish Pharm ARE21405 Saltwater (Blue) Calcium Pro Test Kit for Aquarium, 75 Tests

    This product is easy to use. This product adds a great value. This product is Manufactured in Israel. This product is designed for pets and there use. Color: Saltwater. more

    $38.66

    FREE shipping

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    Pro-lab Incorporated TW120 Total Water Quality Test Kit, As Shown

    Pro-lab Incorporated TW120 Total Water Quality Test Kit, As Shown

    Total Water Quality Test Kit. Safe and easy to use. Instant, reliable results. Laboratory tested for accuracy. Check your water for bacteria, lead, pesticides, total alkalinity, total chlorine, total hardness, pH, iron, copper, nitrates and nitrites.... more

    $35.93

    FREE shipping

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    Red Sea Reef Foundation Pro Multi Test Kit Alkalinity Refill

    Red Sea Reef Foundation Pro Multi Test Kit Alkalinity Refill

    25% Off Regular Prices with code SAVES25

    Advanced titration accurately tests for reef calcium, alkalinity and magnesium Test reef aquariums regularly to ensure proper supplementation Outstanding value for new and experienced reef aquarium hobbyists Comprehensive test kit measures three... more

    $8.99

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    (275,000+)
    Red Sea Potassium Pro Test Kit 40 Tests

    Red Sea Potassium Pro Test Kit 40 Tests

    25% Off Regular Prices with code SAVES25

    Crucial test kit for coral reef aquariums supplemented with potassium Advanced hand-held potassium titration test kit for precision results Ensure accurate dosing with routine tests of aquarium potassium levels Advanced potassium test kit includes a... more

    $52.99

    FREE shipping

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    (275,000+)
    Red Sea Magnesium Pro Test Kit 100 Tests

    Red Sea Magnesium Pro Test Kit 100 Tests

    25% Off Regular Prices with code SAVES25

    Measure magnesium levels in coral reef aquariums with one hand Enjoy professional results with this new magnesium titration test Monitor magnesium levels fundamental to reef aquarium health Say goodbye to old-fashion magnesium titration test kits. Red... more

    $34.99

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    (275,000+)
    Red Sea Nitrate Pro Test Kit 100 Tests

    Red Sea Nitrate Pro Test Kit 100 Tests

    25% Off Regular Prices with code SAVES25

    Accurate marine aquarium test for high and low range nitrate levels Color wheel comparator simplifies matching of nitrate test results Measure aquarium nitrate levels with greater ease and accuracy Eliminate clumsy fumbling and eye strain when color... more

    $42.99

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    (275,000+)
    Red Sea Reef Foundation Pro Multi Test Kit Multi Test Kit

    Red Sea Reef Foundation Pro Multi Test Kit Multi Test Kit

    25% Off Regular Prices with code SAVES25

    Advanced titration accurately tests for reef calcium, alkalinity and magnesium Test reef aquariums regularly to ensure proper supplementation Outstanding value for new and experienced reef aquarium hobbyists Comprehensive test kit measures three... more

    $59.99

    FREE shipping

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    (275,000+)
    Red Sea Alkalinity Pro Test Kit 75 Tests

    Red Sea Alkalinity Pro Test Kit 75 Tests

    25% Off Regular Prices with code SAVES25

    Choose the easier way to measure reef aquarium alkalinity (buffer) Innovative new alkalinity titration test you can use with one hand Test alkalinity levels in coral reef aquariums with greater ease Achieve accurate alkalinity titration test results... more

    $34.99

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    (275,000+)
    Red Sea Iodine Pro Test Kit 50 Tests

    Red Sea Iodine Pro Test Kit 50 Tests

    25% Off Regular Prices with code SAVES25

    Advanced iodine test kit simplifies care of coral reef aquariums Accurate testing crucial when supplementing corals with iodine New approach to iodine testing involves less steps for ease of use Redefine iodine testing for accurate test results without... more

    $42.99

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    (275,000+)
    Red Sea Calcium Pro Test Kit 75 Tests

    Red Sea Calcium Pro Test Kit 75 Tests

    25% Off Regular Prices with code SAVES25

    Advanced calcium titration test kit great for coral reef aquariums Hand-held titration system streamlines calcium testing process Enjoy accuracy and convenience testing aquarium calcium levels Keep on top of coral reef aquarium care with hassle-free... more

    $34.99

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    (275,000+)

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