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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67 Items

  1. HALO2 Wireless pH Tester for Field - Hanna Instruments
    Hanna Instruments
    HALO2 Wireless pH Tester for Field - Hanna Instruments
    $115.00

    Earn 115 Reward Points Earn 1,725 Reward Points

    $115.00
  2. HIREEF2 Professional Reef Test Kit - Hanna Instruments
    Hanna Instruments
    HIREEF2 Professional Reef Test Kit - Hanna Instruments
    $292.00

    Earn 292 Reward Points Earn 4,380 Reward Points

    $292.00
  3. Alkalinity DKH Colorimeter HI772 Hanna Checker - Marine Water
    Hanna Instruments
    Alkalinity DKH Colorimeter HI772 Hanna Checker - Marine Water
    $63.95

    Earn 63 Reward Points Earn 945 Reward Points

    $63.95
  4. Calcium Colorimeter HI758 Hanna Checker - Marine Water
    Hanna Instruments
    Calcium Colorimeter HI758 Hanna Checker - Marine Water
    $63.95

    Earn 63 Reward Points Earn 945 Reward Points

    $63.95
  5. HI98509 Checktemp 1 Digital Thermometer - Hanna Instruments
    Hanna Instruments
    HI98509 Checktemp 1 Digital Thermometer - Hanna Instruments
    $43.00

    Earn 43 Reward Points Earn 645 Reward Points

    $43.00
  6. HI98319 Marine Salinity Tester - Hanna Instruments
    Hanna Instruments
    HI98319 Marine Salinity Tester - Hanna Instruments
    $79.99

    Earn 79 Reward Points Earn 1,185 Reward Points

    $79.99
  7. HI772-26 Alkalinity Checker Reagents - Hanna
    Hanna Instruments
    HI772-26 Alkalinity Checker Reagents - Hanna
    $13.00

    Earn 13 Reward Points Earn 195 Reward Points

    $13.00
  8. HI713-25 Phosphate Checker Reagents - Marine & Fresh Water
    Hanna Instruments
    HI713-25 Phosphate Checker Reagents - Marine & Fresh Water
    $13.00

    Earn 65 Reward Points Earn 195 Reward Points

    $13.00
  9. HI758-26 Calcium Checker Reagents - Marine Water
    Hanna Instruments
    HI758-26 Calcium Checker Reagents - Marine Water
    $27.00

    Earn 135 Reward Points Earn 405 Reward Points

    $27.00
  10. HI702-25 Copper High Range Reagents (25 Pack) - Hanna Instruments
    Hanna Instruments
    HI702-25 Copper High Range Reagents (25 Pack) - Hanna Instruments
    $13.00

    Earn 13 Reward Points Earn 195 Reward Points

    $13.00
  11. HI783-11 Marine Magnesium Calibration Check Set for HI783 - Hanna Instruments
    Hanna Instruments
    HI783-11 Marine Magnesium Calibration Check Set for HI783 - Hanna Instruments
    $20.00

    Earn 20 Reward Points Earn 300 Reward Points

    $20.00
  12. Phosphorus Ultra Low Range Colorimeter HI736 Hanna Checker - Marine Water
    Hanna Instruments
    Phosphorus Ultra Low Range Colorimeter HI736 Hanna Checker - Marine Water
    $63.95

    Earn 63 Reward Points Earn 945 Reward Points

    $63.95
  13. Phosphate Low Range Colorimeter HI713 Hanna Checker - Fresh & Marine Water
    Hanna Instruments
    Phosphate Low Range Colorimeter HI713 Hanna Checker - Fresh & Marine Water
    $63.95

    Earn 63 Reward Points Earn 945 Reward Points

    $63.95
  14. Nitrite Ultra Low Range Colorimeter HI764 Hanna Checker - Marine Water
    Hanna Instruments
    Nitrite Ultra Low Range Colorimeter HI764 Hanna Checker - Marine Water
    $63.95

    Earn 63 Reward Points Earn 945 Reward Points

    $63.95
  15. Nitrite Low Range Colorimeter HI707 Hanna Checker - Fresh Water
    Hanna Instruments
    Nitrite Low Range Colorimeter HI707 Hanna Checker - Fresh Water
    $63.95

    Earn 63 Reward Points Earn 945 Reward Points

    $63.95
  16. Alkalinity PPM Colorimeter HI755 Hanna Checker - Marine Water
    Hanna Instruments
    Alkalinity PPM Colorimeter HI755 Hanna Checker - Marine Water
    $63.95

    Earn 63 Reward Points Earn 945 Reward Points

    $63.95
  17. Marine pH Colorimeter HI780 Hanna Checker - Hanna Instruments
    Hanna Instruments
    Marine pH Colorimeter HI780 Hanna Checker - Hanna Instruments
    $63.95

    Earn 63 Reward Points Earn 945 Reward Points

    $63.95
  18. HI731318 Cuvette Cleaning Cloths
    Hanna Instruments
    HI731318 Cuvette Cleaning Cloths
    $15.00

    Earn 75 Reward Points Earn 225 Reward Points

    $15.00
  19. HI736-25 Phosphorus ULR Reagents - Marine Water
    Hanna Instruments
    HI736-25 Phosphorus ULR Reagents - Marine Water
    $13.00

    Earn 65 Reward Points Earn 195 Reward Points

    $13.00
  20. HI774-25 Phosphate ULR Reagents - Marine Water
    Hanna Instruments
    HI774-25 Phosphate ULR Reagents - Marine Water
    $13.00

    Earn 65 Reward Points Earn 195 Reward Points

    $13.00
  21. HI780-25 Marine pH Checker HC Reagents (100 Tests) - Hanna Instruments
    Hanna Instruments
    HI780-25 Marine pH Checker HC Reagents (100 Tests) - Hanna Instruments
    $16.00

    Earn 16 Reward Points Earn 240 Reward Points

    $16.00
  22. Deionized Water - Hanna Instruments
    Hanna Instruments
    Deionized Water - Hanna Instruments

    Starting at: $12.00

    Earn 12 Reward Points Earn 180 Reward Points

  23. Low Range pH/Conductivity/TDS Combo Pen HI98129 - Hanna
    Hanna Instruments
    Low Range pH/Conductivity/TDS Combo Pen HI98129 - Hanna
    $169.00

    Earn 169 Reward Points Earn 2,535 Reward Points

    $169.00
  24. Alkalinity Colorimeter HI775 Hanna Checker - Fresh Water
    Hanna Instruments
    Alkalinity Colorimeter HI775 Hanna Checker - Fresh Water
    $63.95

    Earn 63 Reward Points Earn 945 Reward Points

    $63.95
  25. Ammonia Low Range Colorimeter HI700 Hanna Checker - Fresh Water
    Hanna Instruments
    Ammonia Low Range Colorimeter HI700 Hanna Checker - Fresh Water
    $63.95

    Earn 63 Reward Points Earn 945 Reward Points

    $63.95
  26. Total Chlorine Ultra Low Range Colorimeter HI761 Hanna Checker - Fresh Water
    Hanna Instruments
    Total Chlorine Ultra Low Range Colorimeter HI761 Hanna Checker - Fresh Water
    $63.95

    Earn 63 Reward Points Earn 945 Reward Points

    $63.95
  27. Total Chlorine Colorimeter HI711 Hanna Checker - Fresh Water
    Hanna Instruments
    Total Chlorine Colorimeter HI711 Hanna Checker - Fresh Water
    $63.95

    Earn 63 Reward Points Earn 945 Reward Points

    $63.95
  28. 25-Pack HI70024P 35ppt Salinity Calibration Sachet - Hanna Instruments
    Hanna Instruments
    25-Pack HI70024P 35ppt Salinity Calibration Sachet - Hanna Instruments
    $27.00

    Earn 27 Reward Points Earn 405 Reward Points

    $27.00
    Add to Cart
  29. Single HI70024P 35ppt Salinity Calibration Sachet - Hanna Instruments
    Hanna Instruments
    Single HI70024P 35ppt Salinity Calibration Sachet - Hanna Instruments
    $1.16

    Earn 1 Reward Points Earn 15 Reward Points

    $1.16
  30. HI780-11 Marine pH Calibration Check Set
    Hanna Instruments
    HI780-11 Marine pH Calibration Check Set
    $16.00

    Earn 80 Reward Points Earn 240 Reward Points

    $16.00
  31. Marine Magnesium Colorimeter HI783 - Hanna Instruments
    Hanna Instruments
    Marine Magnesium Colorimeter HI783 - Hanna Instruments
    $63.95

    Earn 63 Reward Points Earn 945 Reward Points

    $63.95
  32. HI781-11 Nitrate Calibration Check Set for HI781 - Hanna Instruments
    Hanna Instruments
    HI781-11 Nitrate Calibration Check Set for HI781 - Hanna Instruments
    $18.00

    Earn 18 Reward Points Earn 270 Reward Points

    $18.00
  33. Cuvettes & Caps (2-Pack) - Hanna
    Hanna Instruments
    Cuvettes & Caps (2-Pack) - Hanna
    $11.00

    Earn 11 Reward Points Earn 165 Reward Points

    $11.00
  34. Single 1mL Graduated Syringe HI740142P - Hanna Instruments
    Hanna Instruments
    Single 1mL Graduated Syringe HI740142P - Hanna Instruments
    $1.70

    Earn 1 Reward Points Earn 15 Reward Points

    $1.70
  35. HI731339P Graduated Pipette - Hanna Instruments
    Hanna Instruments
    HI731339P Graduated Pipette - Hanna Instruments
    $22.00

    Earn 22 Reward Points Earn 330 Reward Points

    $22.00
  36. HI702-11 Copper Standards for HI702 Hanna Checker - Hanna Instruments
    Hanna Instruments
    HI702-11 Copper Standards for HI702 Hanna Checker - Hanna Instruments
    $22.00

    Earn 22 Reward Points Earn 330 Reward Points

    $22.00
  37. FREE Euphyllin' It Swag Pack w/ orders over $299

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