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Hanna Instruments

BRSTV

Reliable, ACCURATE Aquarium Test Kits With Hanna Instruments!

Stop relying on your eyes to read your reef tank's test results! Boasting some of the absolute BEST options out there for testing reef aquarium water chemistry, Hanna Instruments changed the way we monitor our reef aquariums.

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68 Items

  1. Marine Monitor (pH/Salinity/Temperature)
    2 Reviews
    Hanna Instruments
    Marine Monitor (pH/Salinity/Temperature)
    $249.00

    $249.00
  2. Marine Master Bluetooth Multiparameter Photometer HI97115
    6 Reviews
    Hanna Instruments
    Marine Master Bluetooth Multiparameter Photometer HI97115
    $449.95

    $449.95
  3. Alkalinity DKH Colorimeter HI772 Hanna Checker - Marine Water
    108 Reviews
    Hanna Instruments
    Alkalinity DKH Colorimeter HI772 Hanna Checker - Marine Water
    $64.95

    $64.95
  4. Phosphate Ultra Low Range PPM Colorimeter HI774 Hanna Checker - Marine Water
    27 Reviews
    Hanna Instruments
    Phosphate Ultra Low Range PPM Colorimeter HI774 Hanna Checker - Marine Water
    $64.95

    $64.95
  5. Calcium Colorimeter HI758 Hanna Checker - Marine Water
    161 Reviews
    Hanna Instruments
    Calcium Colorimeter HI758 Hanna Checker - Marine Water
    $64.95

    $64.95
  6. Copper High Range Colorimeter HI702 Hanna Checker
    9 Reviews
    Hanna Instruments
    Copper High Range Colorimeter HI702 Hanna Checker
    $64.95

    $64.95
  7. Nitrate High Range Colorimeter HI782 - Marine Water
    31 Reviews
    Hanna Instruments
    Nitrate High Range Colorimeter HI782 - Marine Water
    $64.95

    $64.95
  8. HALO2 Wireless pH Tester for Field
    Hanna Instruments
    HALO2 Wireless pH Tester for Field
    $145.00

    $145.00
  9. HIREEF2 Professional Reef Test Kit
    2 Reviews
    Hanna Instruments
    HIREEF2 Professional Reef Test Kit
    $299.95

    $299.95
  10. HI772-26 Alkalinity Checker Reagents - Hanna
    32 Reviews
    Hanna Instruments
    HI772-26 Alkalinity Checker Reagents - Hanna
    $15.00

    $15.00
  11. HI713-25 Phosphate Checker Reagents - Marine & Fresh Water
    62 Reviews
    Hanna Instruments
    HI713-25 Phosphate Checker Reagents - Marine & Fresh Water
    $15.00

    $15.00
  12. HI702-25 Copper High Range Reagents (25 Pack)
    2 Reviews
    Hanna Instruments
    HI702-25 Copper High Range Reagents (25 Pack)
    $16.00

    $16.00
  13. HI782-25 Nitrate HR Checker Reagents - Hanna
    5 Reviews
    Hanna Instruments
    HI782-25 Nitrate HR Checker Reagents - Hanna
    $18.00

    $18.00
  14. HI758-26 Calcium Checker Reagents - Marine Water
    20 Reviews
    Hanna Instruments
    HI758-26 Calcium Checker Reagents - Marine Water
    $28.00

    $28.00
  15. HI98509 Checktemp 1 Digital Thermometer
    10 Reviews
    Hanna Instruments
    HI98509 Checktemp 1 Digital Thermometer
    $53.00

    $53.00
  16. HI98319 Marine Salinity Tester
    60 Reviews
    Hanna Instruments
    HI98319 Marine Salinity Tester
    $79.99

    $79.99
  17. Phosphorus Ultra Low Range Colorimeter HI736 Hanna Checker - Marine Water
    40 Reviews
    Hanna Instruments
    Phosphorus Ultra Low Range Colorimeter HI736 Hanna Checker - Marine Water
    $64.95

    $64.95
  18. Phosphate Low Range Colorimeter HI713 Hanna Checker - Fresh & Marine Water
    259 Reviews
    Hanna Instruments
    Phosphate Low Range Colorimeter HI713 Hanna Checker - Fresh & Marine Water
    $64.95

    $64.95
  19. Nitrite Ultra Low Range Colorimeter HI764 Hanna Checker - Marine Water
    9 Reviews
    Hanna Instruments
    Nitrite Ultra Low Range Colorimeter HI764 Hanna Checker - Marine Water
    $64.95

    $64.95
  20. Marine Magnesium Colorimeter HI783
    14 Reviews
    Hanna Instruments
    Marine Magnesium Colorimeter HI783
    $65.00

    $65.00
  21. Marine Ammonia Colorimeter HI784
    3 Reviews
    Hanna Instruments
    Marine Ammonia Colorimeter HI784
    $65.00

    $65.00
  22. Marine pH Colorimeter HI780 Hanna Checker
    11 Reviews
    Hanna Instruments
    Marine pH Colorimeter HI780 Hanna Checker
    $64.95

    $64.95
  23. Ammonia Low Range Colorimeter HI700 Hanna Checker - Fresh Water
    3 Reviews
    Hanna Instruments
    Ammonia Low Range Colorimeter HI700 Hanna Checker - Fresh Water
    $75.00

    $75.00
  24. Total Chlorine Ultra Low Range Colorimeter HI761 Hanna Checker - Fresh Water
    3 Reviews
    Hanna Instruments
    Total Chlorine Ultra Low Range Colorimeter HI761 Hanna Checker - Fresh Water
    $75.00

    $75.00
  25. Total Chlorine Colorimeter HI711 Hanna Checker - Fresh Water
    1 Review
    Hanna Instruments
    Total Chlorine Colorimeter HI711 Hanna Checker - Fresh Water
    $64.95

    $64.95
  26. Alkalinity Colorimeter HI775 Hanna Checker - Fresh Water
    1 Review
    Hanna Instruments
    Alkalinity Colorimeter HI775 Hanna Checker - Fresh Water
    $64.95

    $64.95
  27. HI784-11 Marine Ammonia Calibration Check Set for HI784
    Hanna Instruments
    HI784-11 Marine Ammonia Calibration Check Set for HI784
    $24.00

    $24.00
  28. HI783-11 Marine Magnesium Calibration Check Set for HI783
    Hanna Instruments
    HI783-11 Marine Magnesium Calibration Check Set for HI783
    $24.00

    $24.00
  29. HI731318 Cuvette Cleaning Cloths
    1 Review
    Hanna Instruments
    HI731318 Cuvette Cleaning Cloths
    $18.00

    $18.00
  30. HI736-25 Phosphorus ULR Reagents - Marine Water
    14 Reviews
    Hanna Instruments
    HI736-25 Phosphorus ULR Reagents - Marine Water
    $15.00

    $15.00
  31. HI774-25 Phosphate ULR Reagents - Marine Water
    2 Reviews
    Hanna Instruments
    HI774-25 Phosphate ULR Reagents - Marine Water
    $15.00

    $15.00
  32. HI784-25 Marine Ammonia Reagents (25 Pack)
    Hanna Instruments
    HI784-25 Marine Ammonia Reagents (25 Pack)
    $21.00

    $21.00
  33. HI780-25 Marine pH Checker HC Reagents (100 Tests)
    Hanna Instruments
    HI780-25 Marine pH Checker HC Reagents (100 Tests)
    $20.00

    $20.00
  34. Deionized Water
    Hanna Instruments
    Deionized Water

    Starting at: $15.00

    Choose Options Notify Me When In-Stock
  35. 25-Pack HI70024P 35ppt Salinity Calibration Sachet
    5 Reviews
    Hanna Instruments
    25-Pack HI70024P 35ppt Salinity Calibration Sachet
    $27.00

    $27.00
    Add to Cart
  36. Single HI70024P 35ppt Salinity Calibration Sachet
    5 Reviews
    Hanna Instruments
    Single HI70024P 35ppt Salinity Calibration Sachet
    $1.28

    $1.28
  37. HI783-25 Marine Magnesium Reagents (25 Pack)
    Hanna Instruments
    HI783-25 Marine Magnesium Reagents (25 Pack)
    $19.00

    $19.00
  38. HI781-11 Nitrate Calibration Check Set for HI781
    Hanna Instruments
    HI781-11 Nitrate Calibration Check Set for HI781
    $21.00

    $21.00
  39. Cuvettes & Caps (2-Pack) - Hanna
    8 Reviews
    Hanna Instruments
    Cuvettes & Caps (2-Pack) - Hanna
    $14.00

    $14.00
  40. HI774-11 ULR Phosphate Standards for HI774 Hanna Checker
    1 Review
    Hanna Instruments
    HI774-11 ULR Phosphate Standards for HI774 Hanna Checker
    $16.00

    $16.00

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