Hanna Instruments

Hanna Instrument produces some of the easiest to use and accurate testing equipment for saltwater aquariums. Hanna’s handheld colorimeters allow you to test alkalinity, phosphate, calcium, nitrite, and much more. Hanna also produces pen type testing equipment for salinity, pH, and temperature when you need a quick reading for acclimating new fish, coral, or any other remote testing reason. Hanna Instruments are used by professional service industries because they are reliable and give repeatable, quick results.

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34 Items

  1. Phosphate Low Range Colorimeter HI713 Hanna Checker - Fresh & Marine Water
    Hanna Instruments
    Phosphate Low Range Colorimeter HI713 Hanna Checker - Fresh & Marine Water
    $67.99 $67.99

  2. Calcium Colorimeter HI758 Hanna Checker - Marine Water
    Hanna Instruments
    Calcium Colorimeter HI758 Hanna Checker - Marine Water
    $67.99 $67.99

  3. Phosphorus Ultra Low Range Colorimeter HI736 Hanna Checker - Marine Water
    Hanna Instruments
    Phosphorus Ultra Low Range Colorimeter HI736 Hanna Checker - Marine Water
    $67.99 $67.99

  4. Alkalinity PPM Colorimeter HI755 Hanna Checker - Marine Water
    Hanna Instruments
    Alkalinity PPM Colorimeter HI755 Hanna Checker - Marine Water
    $67.99 $67.99

  5. Nitrite Ultra Low Range Colorimeter HI764 Hanna Checker - Marine Water
    Hanna Instruments
    Nitrite Ultra Low Range Colorimeter HI764 Hanna Checker - Marine Water
    $67.99 $67.99

  6. Marine pH Colorimeter HI780 Hanna Checker
    Hanna Instruments
    Marine pH Colorimeter HI780 Hanna Checker
    $67.99 $67.99

  7. Low Range pH/Conductivity/TDS Combo Pen HI98129 - Hanna
    Hanna Instruments
    Low Range pH/Conductivity/TDS Combo Pen HI98129 - Hanna
    $209.99 $209.99

  8. HI98108 Waterproof pHep+ Pocket Tester
    Hanna Instruments
    HI98108 Waterproof pHep+ Pocket Tester
    $69.99 $69.99

  9. HI772-26 Alkalinity Checker Reagents - Hanna
    Hanna Instruments
    HI772-26 Alkalinity Checker Reagents - Hanna
    $17.99 $17.99

  10. HI758-26 Calcium Checker Reagents - Marine Water
    Hanna Instruments
    HI758-26 Calcium Checker Reagents - Marine Water
    $29.99 $29.99

  11. HI736-25 Phosphorus ULR Reagents - Marine Water
    Hanna Instruments
    HI736-25 Phosphorus ULR Reagents - Marine Water
    $17.99 $17.99

  12. HI774-25 Phosphate ULR Reagents - Marine Water
    Hanna Instruments
    HI774-25 Phosphate ULR Reagents - Marine Water
    $17.99 $17.99

  13. HI713-25 Phosphate Checker Reagents - Marine & Fresh Water
    Hanna Instruments
    HI713-25 Phosphate Checker Reagents - Marine & Fresh Water
    $17.99 $17.99

  14. HI764-25 Nitrite ULR Reagents for HI764 Checker - Marine Water
    Hanna Instruments
    HI764-25 Nitrite ULR Reagents for HI764 Checker - Marine Water
    $17.99 $17.99

  15. HI702-25 Copper High Range Reagents (25 Pack)
    Hanna Instruments
    HI702-25 Copper High Range Reagents (25 Pack)
    $17.99 $17.99

  16. Cuvette Cleaning Solution HI93703-50 230 mL
    Hanna Instruments
    Cuvette Cleaning Solution HI93703-50 230 mL
    $34.99 $34.99

  17. Hanna General Purpose Cleaning Solution HI7061L 500 mL
    Hanna Instruments
    Hanna General Purpose Cleaning Solution HI7061L 500 mL
    $18.99 $18.99

  18. 25-Pack HI70024P 35ppt Salinity Calibration Sachet
    Hanna Instruments
    25-Pack HI70024P 35ppt Salinity Calibration Sachet
    $27.00 $27.00

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  19. HI731339P Graduated Pipette
    Hanna Instruments
    HI731339P Graduated Pipette
    $29.99 $29.99

  20. Cuvettes & Caps (2-Pack) - Hanna
    Hanna Instruments
    Cuvettes & Caps (2-Pack) - Hanna
    $14.99 $14.99

  21. Hanna Glass Cuvette Set HI731321 (4 Piece)
    Hanna Instruments
    Hanna Glass Cuvette Set HI731321 (4 Piece)
    $29.99 $29.99

  22. HI772-11 Alkalinity (DKH) Calibration Check Set
    Hanna Instruments
    HI772-11 Alkalinity (DKH) Calibration Check Set
    $29.99 $29.99

  23. HI774-11 ULR Phosphate Standards for HI774 Hanna Checker
    Hanna Instruments
    HI774-11 ULR Phosphate Standards for HI774 Hanna Checker
    $18.99 $18.99

  24. HI755-11 Marine Alkalinity Calibration Check Set for HI755 Checker
    Hanna Instruments
    HI755-11 Marine Alkalinity Calibration Check Set for HI755 Checker
    $18.99 $18.99

  25. HI758-11 Marine Calcium Calibration Check Set for HI758 Checker
    Hanna Instruments
    HI758-11 Marine Calcium Calibration Check Set for HI758 Checker
    $24.99 $24.99