Test Kits

Water Tests for Marine and Reef Aquariums

Ensure a healthy and stable environment for your fish and corals with our range of water tests for marine and reef aquariums . Accurate and easy to use, these kits allow you to measure essential parameters such as pH, salinity, ammonia, nitrite, nitrate, calcium, magnesium and alkalinity.

Regular monitoring of water quality is crucial to prevent imbalances and promote optimal coral growth and fish well-being. Whether you are a beginner or an experienced aquarist, our reliable and rapid tests help you maintain a healthy reef.

Monitor your water quality accurately and keep your marine aquarium vibrant and thriving!

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The highest price is $115.99
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The highest price is $115.99
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  • Salifert Nitrate Test Kit - Accurate Nitrate Monitoring

    Salifert Nitrate Test Kit - Accurate Nitrate Monitoring

    Regular price  $21.95 Sale price  $18.66

    Salifert Nitrate Test Kit - Accurate Nitrate Monitoring

    Sale price  $18.66 Regular price  $21.95
  • Salifert KH-Alkalinity Test Kit - Essential for Reef Stability

    Salifert KH-Alkalinity Test Kit - Essential for Reef Stability

    Regular price  $20.95 Sale price  $17.81

    Salifert KH-Alkalinity Test Kit - Essential for Reef Stability

    Sale price  $17.81 Regular price  $20.95
  • Salifert Calcium Test Kit - Reliable and Accurate for Reef Aquariums

    Salifert Calcium Test Kit - Reliable and Accurate for Reef Aquariums

    Regular price  $23.95 Sale price  $20.36

    Salifert Calcium Test Kit - Reliable and Accurate for Reef Aquariums

    Sale price  $20.36 Regular price  $23.95
  • salifert-magnesium-test-kit

    salifert-magnesium-test-kit

    Regular price  $24.95 Sale price  $21.21

    salifert-magnesium-test-kit

    Sale price  $21.21 Regular price  $24.95
  • Salifert Phosphate PO4 Test Kit - Accurate Phosphate Monitoring

    Salifert Phosphate PO4 Test Kit - Accurate Phosphate Monitoring

    Regular price  $24.95 Sale price  $21.21

    Salifert Phosphate PO4 Test Kit - Accurate Phosphate Monitoring

    Sale price  $21.21 Regular price  $24.95
  • HM Digital DM-1 – Inline Dual TDS Monitor

    HM Digital DM-1 – Inline Dual TDS Monitor

    $39.99

    HM Digital DM-1 – Inline Dual TDS Monitor

    $39.99
  • Salifert PH Test Kit - Accurate pH Monitoring for Healthy Reefs

    Salifert PH Test Kit - Accurate pH Monitoring for Healthy Reefs

    Regular price  $13.95 Sale price  $11.86

    Salifert PH Test Kit - Accurate pH Monitoring for Healthy Reefs

    Sale price  $11.86 Regular price  $13.95
  • Aquaforest Alkalinity Test Pro

    Aquaforest Alkalinity Test Pro

    Regular price  $21.99 Sale price  $18.69

    Aquaforest Alkalinity Test Pro

    Sale price  $18.69 Regular price  $21.99
  • PH Calibration Fluid 7.01

    PH Calibration Fluid 7.01

    $3.99

    PH Calibration Fluid 7.01

    $3.99
  • Aquaforest Calcium Test Pro

    Aquaforest Calcium Test Pro

    Regular price  $29.99 Sale price  $25.49

    Aquaforest Calcium Test Pro

    Sale price  $25.49 Regular price  $29.99
  • API Freshwater Master Test Kit

    API Freshwater Master Test Kit

    Regular price  $54.99 Sale price  $46.74

    API Freshwater Master Test Kit

    Sale price  $46.74 Regular price  $54.99
  • Salifert Nitrite Test Kit - Accurate Nitrite Monitoring

    Salifert Nitrite Test Kit - Accurate Nitrite Monitoring

    Regular price  $14.95 Sale price  $12.71

    Salifert Nitrite Test Kit - Accurate Nitrite Monitoring

    Sale price  $12.71 Regular price  $14.95
  • Aquaforest Magnesium Test Pro

    Aquaforest Magnesium Test Pro

    Regular price  $29.99 Sale price  $25.49

    Aquaforest Magnesium Test Pro

    Sale price  $25.49 Regular price  $29.99
  • Red Sea Algae Control Multi Test Kit (NO3, PO4) – High-Precision Nutrient Monitoring

    Red Sea Algae Control Multi Test Kit (NO3, PO4) – High-Precision Nutrient Monitoring

    $115.99

    Red Sea Algae Control Multi Test Kit (NO3, PO4) – High-Precision Nutrient Monitoring

    $115.99
  • API TEST KIT AMMONIA FW/SW

    API TEST KIT AMMONIA FW/SW

    Regular price  $16.99 Sale price  $14.44

    API TEST KIT AMMONIA FW/SW

    Sale price  $14.44 Regular price  $16.99
  • HM Digital Basic Handheld TDS Tester

    HM Digital Basic Handheld TDS Tester

    $29.95

    HM Digital Basic Handheld TDS Tester

    $29.95
  • API 5 IN 1 AQUARIUM TEST STRIPS

    API 5 IN 1 AQUARIUM TEST STRIPS

    Regular price  $25.95 Sale price  $22.06

    API 5 IN 1 AQUARIUM TEST STRIPS

    Sale price  $22.06 Regular price  $25.95
  • Salifert Copper Test

    Salifert Copper Test

    Regular price  $21.95 Sale price  $18.66

    Salifert Copper Test

    Sale price  $18.66 Regular price  $21.95
  • API TEST KIT FW/SW NITRATE

    API TEST KIT FW/SW NITRATE

    Regular price  $15.95 Sale price  $13.56

    API TEST KIT FW/SW NITRATE

    Sale price  $13.56 Regular price  $15.95
  • Aquaforest Phosphate Test Pro

    Aquaforest Phosphate Test Pro

    Regular price  $32.99 Sale price  $28.04

    Aquaforest Phosphate Test Pro

    Sale price  $28.04 Regular price  $32.99
  • Aquaforest Nitrate Test Pro

    Aquaforest Nitrate Test Pro

    Regular price  $24.99 Sale price  $21.24

    Aquaforest Nitrate Test Pro

    Sale price  $21.24 Regular price  $24.99
  • API TEST KIT FW NITRITE

    API TEST KIT FW NITRITE

    Regular price  $11.99 Sale price  $10.19

    API TEST KIT FW NITRITE

    Sale price  $10.19 Regular price  $11.99
  • API KH/TEST KIT FW/SW CARB HARDNES

    API KH/TEST KIT FW/SW CARB HARDNES

    Regular price  $10.99 Sale price  $9.34

    API KH/TEST KIT FW/SW CARB HARDNES

    Sale price  $9.34 Regular price  $10.99
  • HM Digital Water Resistant pH/Temp Meter

    HM Digital Water Resistant pH/Temp Meter

    $79.94

    HM Digital Water Resistant pH/Temp Meter

    $79.94