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Test Kits/ Strips/ Refills/ Alerts

  • API 5 in 1 Test Kit the quick and accurate way to test for pH, Nitrite, Nitrate, General Hardness and Carbonate Hardness.  Desiccant-lined tube, with snap-tight cap, provides maximum moisture protection for accurate results. Highly precise color charts, Dip directly into aquarium – no separate vial needed. Includes information on how to correct unsafe water conditions, 25 strips, For fresh and salt water
    $14.85 API 5 in 1 Test Kit
    The quick and accurate way to test for pH, Nitrite, Nitrate, General Hardness and Carbonate Hardness.   For fresh and salt water 25 strips Highly precise color charts Dip directly into aquarium – no...
  • API Ammonia Test Kit
    $17.70 API Ammonia Test Kit (130 Tests) Fresh & Salt Water
    Ammonia, constantly released into the aquarium, is the number one killer of tropical fish. Fast, easy and accurate, this test kit measures ammonia levels from 0 to 7...
  • API Test Kit
    $17.70 API Calcium Test Kit
    Calcium is one of the most important elements in a reef aquarium. Reef invertebrates such as corals, crustaceans, mollusks and even some types of encrusting algae need calcium to grow and remain healthy. Over time, calcium...
  • API KH Test Kit
    $10.90 API Carbonate Hardness Test Kit
    Tests tap water & fresh aquariums for carbonate hardness (KH). Can be used to determine the proper dose of pH buffers...
  • API GH & KH Test Kit
    $15.10 API GH & KH Test Kit
    Tests tap water and freshwater aquariums for general hardness (GH) and carbonate hardness (KH). Helps detect stress on fish caused by rapid pH shifts, which result from low KH levels and helps aquarists duplicate the natural...
  • API Ph High Range 7.4-8.8
    $10.80 API High Range PH Test Kit
    Fresh Water & Salt Water test kit. pH 7.4 to 8.8Monitor high pH ranges to maintain African cichlid, marine & gold fish aquariums...
  • API Nitrate Test Kit
    $17.30 API Nitrate Test Kit - For Fresh & Salt Water
    Measures nitrate levels in both fresh & saltwater aquariums. Tests nitrate levels from 0 to 160 ppm. 90 tests per kit.  
  • API Nitrite Test Kit
    $13.55 API Nitrite Test Kit - For Fresh & Salt Water
    Toxic nitrite is produced by nitrifying bacteria in the biological filter as it breaks down ammonia. This kit tests for harmful nitrite and measures levels from 0 to 5.0 ppm...
  • API pH Low Range 6.0 - 7.6
    $9.80 API pH Test Kit (250 Tests) pH6-pH7.6
    Kit contains liquid dropper bottle with child-resistant safety cap, easy-to-read instructions, color chart and glass test tube with snap tight cap...
  • API pH Test Strips are the quick and accurate way to test pH.  Tests a wide range: 6.0 – 9.0. Desiccant-lined tube, with snap-tight cap, provides maximum moisture protection for accurate results. Highly precise color charts. Dip directly into aquarium – no separate vial needed. Includes information on how to correct unsafe water conditions. 25 strips, For fresh and salt water
    $16.10 API pH Test Strips
    The quick and accurate way to test pH. Tests a wide range: 6.0 – 9.0. For fresh and salt water Includes 25 strips Highly precise color charts Dip directly into aquarium – no separate vial needed Includes...
  • API Phosphate Test Kit
    $21.50 API Phosphate Test Kit
    Phosphate can enter your aquarium through tap water, fish waste, and decaying organics such as uneaten food and dead algae. Excess phosphate contributes to unsightly algae blooms. This kit tests phosphate levels from 0 to 10...
  • Nutrafin Test Kit Nitrite for Fresh and Salt water,  0.0 - 3.3 mg/l, 75 tests. Regular testing is essential for new aquarium installations, when medicating, adding more fish and after having performed filter maintenance.Persistent nitrite levels can indicate over crowded aquarium conditions, over-feeding; inadequate filtration.
    $10.85 Nutrafin Nitrite Test Kit
    - Nitrite for Fresh and Salt water - Test range from 0.0 - 3.3 mg/l - 75 tests Regular testing is essential for new aquarium installations, when medicating, adding more fish and after having performed filter...
  • Nutrafin pH High Range test Kit full complement of test equipment: test pipette; glass test tube and cap, lab base, instruction booklet. Essential to be able to establish correct pH range required by fish, plants and corals (& other invertebrates). The pH value is directly implicated in ammonia toxicity. Tap water pH levels can vary, it is important to regularly check prior to water changes.
    $9.95 Nutrafin pH High Range Test Kit
    - pH test range 7.4 - 8.6 - Aquarium test for Freshwater and Saltwater - 125 tests Essential to be able to establish correct pH range required by fish, plants and corals (& other invertebrates). The pH value is...
  • Salifert Ammonia Test Kit
    $13.60 Salifert Ammonia Profi Test
    The Salifert Ammonia test is very straightforward and measures the sum of toxic ammonia and ammonium in just a few minutes. The kit can perform approx. 50 measurements and can detect 0.5 ppm of total ammonia easily...
  • Salifert Calcium Test Kit
    $18.30 Salifert Calcium Profi Test
    Our calcium test is capable in resolving the calcium content in 10 mg/L steps. The color change is sharp and facilitates the detection of small but highly significant fluctuations in the calcium concentration. Salifert is...
  • Salifert Iodine Test Kit
    $26.95 Salifert Iodine Profi Test
    Easily test the iodine level in your tank. Trusted by discerning reefers for years, Salifert Test Kits feature some of the easiest to read results available to each testing method. The Salifert Iodine Test Kit contains 40...
  • Salifert KH/Alk Test Kit
    $12.00 Salifert KH/Alk Profi Test
    The Salifert KH/Alk test is very straightforward. It measures in sufficient small steps of 0.1 meq/L or 0.3 dKH with a sharp color change. This makes detection of important yet small change possible. The kit can perform...
  • Salifert Nitrate Test Kit
    $15.20 Salifert Nitrate Profi Test Kit
    Many nitrate test kits are prone to amine interference. This can give results much lower than actual. The Salifert nitrate test does not suffer from such an amine interference. The very special ingredients allow a very fast...
  • Salifert Nitrite Test Kit
    $11.55 Salifert Nitrite Profi Test Kit
    Many nitrite test kits have the potency to suffer from amine interference resulting in toxic nitrite not being detected. Salifert’s Nitrite test kit does not suffer from such an amine interference because very special...
  • Salifert Phosphate Test Kit
    $17.20 Salifert Phosphate Profi Test
    Since phosphate can have major consequences when present in a concentration above 0.05 mg/L a test kit should be able in detecting even lower concentrations. The Salifert phosphate test detects, within seconds, 0.015 mg/L...
  • Salifert Strontium Test kIt
    $31.95 Salifert Strontium Profi Test
    Easily test the strontium level in your tank. Trusted by discerning reefers for years, Salifert Test Kits feature some of the easiest to read results available to each testing method. The Salifert Strontium Test Kit...
  • Seachem Ammonia Alert™ is an innovative color device for continuously detecting and monitoring toxic free ammonia. A sensor changes reversibly from yellow to green to blue, relative to the ammonia concentration. No test kits, chemicals, or procedures are needed. The device detects less than 0.05 mg/L (ppm) free ammonia and alerts you to the #1 killer before any sign of stress. It lasts over a year. Marine or freshwater use.
    $12.35 Seachem Ammonia Alert
    Ammonia Alert™ is an innovative color device for continuously detecting and monitoring toxic free ammonia. A sensor changes reversibly from yellow to green to blue, relative to the ammonia concentration. No test kits,...
  • Seachem pH Alert™ is a unique color device designed to be placed in the aquarium or filter and monitor pH continuously. A sensor changes color reversibly to alert you shifts to in pH levels between 5.8 and 8.2. No tests, no strips, just constant readings. Freshwater Only.
    $14.65 Seachem pH Alert
    pH Alert™ is a unique color device designed to be placed in the aquarium or filter and monitor pH continuously. A sensor changes color reversibly to alert you shifts to in pH levels between 5.8 and 8.2. No tests, no...
  • Seachem Reef Status: Magnesium is four kits in one! Tests for magnesium through a titration based procedure in increments of 12.5 mg/L. Tests for carbonate alkalinity, borate alkalintiy and total alkalinity in 0.1 meq/L resolution through a titration based procedure. The kit resolves borate from carbonate and, along with magnesium, this presents a clear picture of the tank's buffering capacity as well as a very reliable determination of the critical carbonate content required for coral and coraline growth. Each kits can perform 75 determinations for each test.
    $51.00 Seachem Reef Status: Magnesium
    Four kits in one! Tests for magnesium through a titration based procedure in increments of 12.5 mg/L. Tests for carbonate alkalinity, borate alkalintiy and total alkalinity in 0.1 meq/L resolution through a titration based...
  • Seachem Reef Status: Strontium is the first and only 10 minute strontium test! The test involves separation of strontium from the sample by a highly selective extraction technique, followed by a sensitive titration in 0.5 mg/L increments. Each kit runs 50 tests.
    $70.30 Seachem Reef Status: Strontium
    The first and only 10 minute strontium test! The test involves separation of strontium from the sample by a highly selective extraction technique, followed by a sensitive titration in 0.5 mg/L increments. Each kit runs 50...