Test Kits

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  • Milwaukee Mi412 Phosphate Photometer Quick look

    Mi412 Low Range Phosphate Photometer - Milwaukee

    reg. $159.99

    Special Price: $143.99

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  • 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: $53.54

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  • Potassium Test Kit - Korallen-Zucht

    $49.99
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  • 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: $45.89

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  • 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: $45.89

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  • Alkalinity PPM Colorimeter HI755 Hanna Checker - Marine Water Quick look

    Alkalinity PPM Colorimeter HI755 Hanna Checker - Marine Water

    reg. $48.99

    Special Price: $44.09

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  • Phosphate Low Range Colorimeter HI713 Hanna Checker - Fresh & Marine Water Quick look

    Phosphate Low Range Colorimeter HI713 Hanna Checker - Fresh & Marine Water

    reg. $48.99

    Special Price: $44.09

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  • Calcium Colorimeter HI758 Hanna Checker - Marine Water Quick look

    Calcium Colorimeter HI758 Hanna Checker - Marine Water

    reg. $48.99

    Special Price: $44.09

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  • Nitrite Low Range Colorimeter HI707 Hanna Checker - Fresh Water Quick look

    Nitrite Low Range Colorimeter HI707 Hanna Checker - Fresh Water

    reg. $48.99

    Special Price: $44.09

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  • Hanna Checker Ammonia Low Range Checker for Fresh Water Quick look

    Ammonia Low Range Colorimeter HI700 Hanna Checker - Fresh Water

    reg. $48.99

    Special Price: $44.09

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  • Phosphate High Range Colorimeter HI717 Hanna Checker - Fresh & Marine Water Quick look

    Phosphate High Range Colorimeter HI717 Hanna Checker - Fresh & Marine Water

    reg. $48.99

    Special Price: $44.09

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  • Phosphorus High Range Colorimeter HI706 Hanna Checker - Fresh Water Quick look

    Phosphorus High Range Colorimeter HI706 Hanna Checker - Fresh Water

    reg. $48.99

    Special Price: $44.09

    Out of stock

  • Total Chlorine Ultra Low Range Colorimeter HI761 Hanna Checker - Fresh Water Quick look

    Total Chlorine Ultra Low Range Colorimeter HI761 Hanna Checker - Fresh Water

    reg. $48.99

    Special Price: $44.09

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  • Free Chlorine Colorimeter HI701 Hanna Checker - Fresh Water Quick look

    Free Chlorine Colorimeter HI701 Hanna Checker - Fresh Water

    reg. $48.99

    Special Price: $44.09

    Out of stock

  • Total Chlorine Colorimeter HI711 Hanna Checker - Fresh Water Quick look

    Total Chlorine Colorimeter HI711 Hanna Checker - Fresh Water

    reg. $48.99

    Special Price: $44.09

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  • Red Sea Marine Care Test Kit Quick look

    Red Sea Marine Care Test Kit

    reg. $56.99

    Special Price: $43.60

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  • Nitrite High Range Colorimeter HI708 Hanna Checker - Fresh Water Quick look

    Nitrite High Range Colorimeter HI708 Hanna Checker - Fresh Water

    reg. $48.99

    Special Price: $42.99

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  • Ammonia Medium Range Colorimeter HI715 Hanna Checker - Fresh Water Quick look

    Ammonia Medium Range Colorimeter HI715 Hanna Checker - Fresh Water

    reg. $48.99

    Special Price: $42.99

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  • Ammonia High Range Colorimeter HI733 Hanna Checker - Fresh Water Quick look

    Ammonia High Range Colorimeter HI733 Hanna Checker - Fresh Water

    reg. $48.99

    Special Price: $42.99

    Out of stock

  • Iodine Colorimeter HI718 Hanna Checker - Fresh Water Quick look

    Iodine Colorimeter HI718 Hanna Checker - Fresh Water

    reg. $48.99

    Special Price: $42.99

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

    Red Sea Potassium Pro (K) Test Kit

    reg. $52.99

    Special Price: $40.54

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  • Calcium Hardness Test Kit - LaMotte Quick look

    Calcium Hardness Test Kit - LaMotte

    reg. $44.99

    Special Price: $40.49

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  • Carbon Dioxide Test Kit - LaMotte Quick look

    Carbon Dioxide Test Kit - LaMotte

    reg. $43.99

    Special Price: $39.59

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

    Red Sea Iodine Pro (I2) test kit

    reg. $42.99

    Special Price: $32.89

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

    Red Sea Phosphate Pro (PO4) test kit

    reg. $42.99

    Special Price: $32.89

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  • Red Sea Nitrate Pro (NO3) Test Kit Quick look

    Red Sea Nitrate Pro (NO3) Test Kit

    reg. $42.99

    Special Price: $32.89

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  • Alkalinity Test Kit - LaMotte Quick look

    Alkalinity Test Kit - LaMotte

    reg. $35.99

    Special Price: $32.39

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  • Salifert Strontium Aquarium Test Kit Quick look

    Salifert Strontium Aquarium Test Kit

    reg. $33.18

    Special Price: $29.86

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  • Hanna Test Kit - Low Range Ammonia for Fresh Water Quick look

    Hanna Test Kit HI3824 - Ammonia for Fresh Water

    reg. $32.99

    Special Price: $28.99

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  • Elos Calcium Aqua Test Kit Quick look

    Elos Calcium Aqua Test Kit

    reg. $29.99

    Special Price: $26.99

    Out of stock

  • Red Sea Alkalinity Pro Test Kit Quick look

    Red Sea Alkalinity Pro Test Kit

    reg. $34.99

    Special Price: $26.77

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  • Red Sea Magnesium Pro Test Kit Quick look

    Red Sea Magnesium Pro Test Kit

    reg. $34.99

    Special Price: $26.77

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  • Red Sea Calcium Pro Test Kit Quick look

    Red Sea Calcium Pro Test Kit

    reg. $34.99

    Special Price: $26.77

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  • Salifert Iodine  Aquarium Test Kit Quick look

    Salifert Iodine Aquarium Test Kit

    reg. $29.30

    Special Price: $26.37

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  • Elos Phosphate Aqua Test Kit Quick look

    Elos Phosphate Aqua Test Kit

    reg. $27.99

    Special Price: $25.19

    Out of stock

  • Nitrate REEFER Test Kit - NYOS

    $24.99
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  • Phosphate REEFER Test Kit - NYOS

    $24.99
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  • Elos Nitrate Aqua Test Kit Quick look

    Elos Nitrate Aqua Test Kit

    reg. $26.99

    Special Price: $24.29

    Out of stock

  • Fauna Marin Multi Reference Test Quick look

    Multi Reference Solution - Fauna Marin

    reg. $25.99

    Special Price: $23.39

    Out of stock

  • Elos Magnesium Aqua Test Kit Quick look

    Elos Magnesium Aqua Test Kit

    reg. $25.99

    Special Price: $23.39

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  • Red Sea Potassium Pro Reagent Refill Kit Quick look

    Red Sea Potassium Pro Reagent Refill Kit

    reg. $26.99

    Special Price: $20.65

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  • Calcium REEFER Test Kit - NYOS

    $19.99
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  • Magnesium REEFER Test Kit - NYOS

    $19.99
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  • LaMotte Armored Thermometer Quick look

    LaMotte Armored Thermometer

    reg. $20.99

    Special Price: $18.89

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  • Elos Ammonia Aqua Test Kit Quick look

    Elos Ammonia Aqua Test Kit

    reg. $20.99

    Special Price: $18.89

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  • Red Sea Nitrate Pro Reagent Refill Kit Quick look

    Red Sea Nitrate Pro Reagent Refill Kit

    reg. $23.99

    Special Price: $18.35

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  • Reagents for LaMotte Alkalinity Test Kit Quick look

    Reagents for LaMotte Alkalinity Test Kit

    reg. $19.99

    Special Price: $17.99

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  • Hanna Test Kit HI3831F - Free Chlorine for Fresh Water Quick look

    Hanna Test Kit HI3831F - Free Chlorine for Fresh Water

    reg. $19.99

    Special Price: $17.99

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  • Hanna Test Kit HI3831T - Total Chlorine for Fresh Water Quick look

    Hanna Test Kit HI3831T - Total Chlorine for Fresh Water

    reg. $19.99

    Special Price: $17.99

    Out of stock

  • Salifert Magnesium Aquarium Test Kit Quick look

    Salifert Magnesium Aquarium Test Kit

    reg. $19.61

    Special Price: $17.65

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  • Salifert Phosphate Aquarium Test Kit Quick look

    Salifert Phosphate Aquarium Test Kit

    reg. $19.61

    Special Price: $17.65

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

    Red Sea Phosphate Pro Reagent Refill Kit

    reg. $22.99

    Special Price: $17.59

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  • Salifert Calcium Aquarium Test Kit Quick look

    Salifert Calcium Aquarium Test Kit

    reg. $18.81

    Special Price: $16.93

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  • Red Sea Nitrate / Nitrite Test Kit Quick look

    Red Sea Nitrate / Nitrite Test Kit

    reg. $21.99

    Special Price: $16.82

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  • Elos KH (Alkalinity) Aqua Test Kit Quick look

    Elos KH (Alkalinity) Aqua Test Kit

    reg. $17.99

    Special Price: $16.19

    Out of stock

  • Salifert Nitrate Aquarium Test Kit Quick look

    Salifert Nitrate Aquarium Test Kit

    reg. $17.37

    Special Price: $15.63

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  • Red Sea Iodine Pro Reagent Refill Kit Quick look

    Red Sea Iodine Pro Reagent Refill Kit

    reg. $19.99

    Special Price: $15.29

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  • Salifert Copper Aquarium Test Kit Quick look

    Salifert Copper Aquarium Test Kit

    reg. $16.97

    Special Price: $15.27

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  • Carbonate REEFER Test Kit - NYOS

    $14.99
    Please wait...
  • Mi412 Replacement Reagent Set of 100 Quick look

    MI412 Low Range Phosphate Photometer Reagent Set - Milwaukee

    reg. $16.59

    Special Price: $14.93

    Please wait...
  • Salifert kH/Alkalinity Aquarium Test Kit Quick look

    Salifert kH/Alkalinity Aquarium Test Kit

    reg. $16.46

    Special Price: $14.81

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  • Salifert Flatworm Exit Aquarium Test Kit Quick look

    Salifert Flatworm Exit Aquarium Test Kit

    reg. $16.31

    Special Price: $14.68

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  • Salifert Silicate Aquarium Test Kit Quick look

    Salifert Silicate Aquarium Test Kit

    reg. $16.21

    Special Price: $14.59

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

    Red Sea pH / Alkalinity Test Kit

    reg. $18.99

    Special Price: $14.53

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