Test Kits


Featured Products:

32 / 64
  • Mi412 Low Range Phosphate Photometer - Milwaukee

    $169.00

    Out of stock

  • Red Sea Reef Colors Pro Multi Test Kit (I2,K,Fe) Quick look

    Red Sea Reef Colors Pro Multi Test Kit (I2,K,Fe)

    reg. $69.99

    Special Price: $59.49

    Please wait...
  • Red Sea Reef Foundation Pro Multi Test Kit (Ca, Alk, Mg) Quick look

    Red Sea Reef Foundation Pro Multi Test Kit (Ca, Alk, Mg)

    reg. $59.99

    Special Price: $50.99

    Please wait...
  • Red Sea Algae Control Multi Test Kit (NO3/PO4) Quick look

    Red Sea Algae Control Multi Test Kit (NO3/PO4)

    reg. $59.99

    Special Price: $50.99

    Please wait...
  • Red Sea Marine Care Test Kit Quick look

    Red Sea Marine Care Test Kit

    reg. $56.99

    Special Price: $48.44

    Please wait...
  • Red Sea Potassium Pro (K) Test Kit Quick look

    Red Sea Potassium Pro (K) Test Kit

    reg. $52.99

    Special Price: $45.04

    Please wait...
  • Calcium Hardness Test Kit - LaMotte

    $44.99
    Please wait...
  • Carbon Dioxide Test Kit - LaMotte

    $43.99
    Please wait...
  • Red Sea Nitrate Pro (NO3) Test Kit Quick look

    Red Sea Nitrate Pro (NO3) Test Kit

    reg. $42.99

    Special Price: $36.54

    Please wait...
  • Red Sea Phosphate Pro (PO4) test kit Quick look

    Red Sea Phosphate Pro (PO4) test kit

    reg. $42.99

    Special Price: $36.54

    Please wait...
  • Red Sea Iodine Pro (I2) test kit Quick look

    Red Sea Iodine Pro (I2) test kit

    reg. $42.99

    Special Price: $36.54

    Please wait...
  • Alkalinity Test Kit - LaMotte

    $35.99
    Please wait...
  • Salifert Strontium Aquarium Test Kit

    $33.18
    Please wait...
  • Red Sea Calcium Pro Test Kit Quick look

    Red Sea Calcium Pro Test Kit

    reg. $34.99

    Special Price: $29.74

    Please wait...
  • Red Sea Alkalinity Pro Test Kit Quick look

    Red Sea Alkalinity Pro Test Kit

    reg. $34.99

    Special Price: $29.74

    Please wait...
  • Red Sea Magnesium Pro Test Kit Quick look

    Red Sea Magnesium Pro Test Kit

    reg. $34.99

    Special Price: $29.74

    Please wait...
  • Elos Phosphate Aqua Test Kit Quick look

    Elos Phosphate Aqua Test Kit

    reg. $27.99

    Special Price: $22.99

    Out of stock

  • Elos Nitrate Aqua Test Kit Quick look

    Elos Nitrate Aqua Test Kit

    reg. $26.99

    Special Price: $22.99

    Please wait...
  • Red Sea Potassium Pro Reagent Refill Kit Quick look

    Red Sea Potassium Pro Reagent Refill Kit

    reg. $26.99

    Special Price: $22.94

    Please wait...
  • Reagents for LaMotte Calcium Hardness Test Kit

    $20.99
    Please wait...
  • LaMotte Armored Thermometer

    $20.99
    Please wait...
  • Red Sea Nitrate Pro Reagent Refill Kit Quick look

    Red Sea Nitrate Pro Reagent Refill Kit

    reg. $23.99

    Special Price: $20.39

    Please wait...
  • Calcium REEFER Test Kit - NYOS

    $19.99
    Please wait...
  • Magnesium REEFER Test Kit - NYOS

    $19.99
    Please wait...
  • Elos Ammonia Aqua Test Kit Quick look

    Elos Ammonia Aqua Test Kit

    reg. $24.99

    Special Price: $19.99

    Please wait...
  • Reagents for LaMotte Alkalinity Test Kit

    $19.99
    Please wait...
  • Salifert Phosphate Aquarium Test Kit

    $19.61
    Please wait...
  • Salifert Magnesium Aquarium Test Kit

    $19.61
    Please wait...
  • Red Sea Phosphate Pro Reagent Refill Kit Quick look

    Red Sea Phosphate Pro Reagent Refill Kit

    reg. $22.99

    Special Price: $19.54

    Please wait...
  • Salifert Calcium Aquarium Test Kit

    $18.81
    Please wait...
  • Red Sea Nitrate / Nitrite Test Kit Quick look

    Red Sea Nitrate / Nitrite Test Kit

    reg. $21.99

    Special Price: $18.69

    Please wait...
  • Red Sea Iodine Pro Reagent Refill Kit Quick look

    Red Sea Iodine Pro Reagent Refill Kit

    reg. $19.99

    Special Price: $16.99

    Please wait...
  • Salifert Copper Aquarium Test Kit

    $16.97
    Please wait...
  • Salifert Potassium Test Kit Quick look

    Salifert Potassium Aquarium Test Kit

    reg. $18.81

    Special Price: $16.93

    Please wait...
  • MI412 Low Range Phosphate Photometer Reagent Set - Milwaukee

    $16.59
    Please wait...
  • Salifert kH/Alkalinity Aquarium Test Kit

    $16.46
    Please wait...
  • Salifert Silicate Aquarium Test Kit

    $16.21
    Please wait...
  • Red Sea Ammonia Test Kit Quick look

    Red Sea Ammonia Test Kit

    reg. $18.99

    Special Price: $16.14

    Please wait...
  • Red Sea pH / Alkalinity Test Kit Quick look

    Red Sea pH / Alkalinity Test Kit

    reg. $18.99

    Special Price: $16.14

    Please wait...
  • Salifert Nitrate Aquarium Test Kit Quick look

    Salifert Nitrate Aquarium Test Kit

    reg. $17.37

    Special Price: $15.63

    Please wait...
  • Red Sea Calcium Pro Reagent Refill Kit Quick look

    Red Sea Calcium Pro Reagent Refill Kit

    reg. $16.99

    Special Price: $14.44

    Please wait...
  • Red Sea Alkalinity Pro Reagent Refill Kit Quick look

    Red Sea Alkalinity Pro Reagent Refill Kit

    reg. $16.99

    Special Price: $14.44

    Please wait...
  • Red Sea Magnesium Pro Reagent Refill Kit Quick look

    Red Sea Magnesium Pro Reagent Refill Kit

    reg. $16.99

    Special Price: $14.44

    Please wait...
  • Salifert Ammonia Aquarium Test Kit

    $13.99
    Please wait...
  • Insta-Test Free & Total Chlorine & Chloramine Strips (Fresh Water) - LaMotte

    $12.99
    Please wait...
  • Elos pH Marine Aqua Test Kit Quick look

    Elos pH Marine Aqua Test Kit

    reg. $14.99

    Special Price: $12.99

    Please wait...
  • Insta-Test Wide Range pH Strips (Fresh Water) - LaMotte

    $12.99
    Please wait...
  • Red Sea Iron Pro Reagent Refill Kit Quick look

    Red Sea Iron Pro Reagent Refill Kit

    reg. $14.99

    Special Price: $12.74

    Please wait...
  • Salifert Nitrite Aquarium Test Kit

    $11.86
    Please wait...
  • Reagents for LaMotte Carbon Dioxide Test Kit

    $10.99
    Please wait...
  • Salifert pH Aquarium Test Kit

    $10.92
    Please wait...
  • Replacement Glass Curvettes - Milwaukee

    $9.99
    Please wait...
32 / 64