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81 Items

  1. Randy's Select Test Kit Bundle
    Bulk Reef Supply
    Randy's Select Test Kit Bundle - Bulk Reef Supply
    $174.99

    Earn 174 Reward Points

    $174.99
    Add to Cart
  2. HIREEF2 Professional Reef Test Kit - Hanna Instruments
    2 Reviews
    Hanna Instruments
    HIREEF2 Professional Reef Test Kit - Hanna Instruments
    $255.00

    Earn 255 Reward Points

    $255.00
  3. 1-Pack ICP-OES Testing Kit - Triton
    6 Reviews
    Triton
    1-Pack ICP-OES Testing Kit - Triton
    $49.00

    Earn 49 Reward Points

    $49.00
  4. N-DOC Organics Seawater Analysis - Triton
    Triton
    1-Pack N-DOC Organics Seawater Analysis - Triton
    $49.00

    Earn 49 Reward Points

    $49.00
  5. Smart Stir - Magnetic Stirrer for Test Kits - AutoAqua
    13 Reviews
    AutoAqua
    Smart Stir - Magnetic Stirrer for Test Kits - AutoAqua
    $29.99

    Earn 29 Reward Points

    $29.99
  6. Multi Reference Solution - Fauna Marin
    2 Reviews
    Fauna Marin
    Saltwater Multi Reference Solution - Fauna Marin
    $19.99

    Earn 190 Reward Points Earn 95 Reward Points

    $19.99
  7. Alkalinity DKH Colorimeter HI772 Hanna Checker
    97 Reviews
    Hanna Instruments
    Alkalinity DKH Colorimeter HI772 Hanna Checker - Marine Water
    $49.95

    Earn 49 Reward Points

    $49.95
  8. Phosphate Ultra Low Range PPM Colorimeter HI774 Hanna Checker - Marine Water
    14 Reviews
    Hanna Instruments
    Phosphate Ultra Low Range PPM Colorimeter HI774 Hanna Checker - Marine Water
    $49.95

    Earn 49 Reward Points

    $49.95
  9. Nitrate Low Range Colorimeter HI781 - Marine Water - Hanna Instruments
    23 Reviews
    Hanna Instruments
    Nitrate Low Range Colorimeter HI781 - Marine Water - Hanna Instruments
    $37.46

    Earn 37 Reward Points

    $49.95
  10. Salifert calcium test kit
    101 Reviews
    Salifert
    Salifert Calcium Aquarium Test Kit
    $18.81

    Earn 180 Reward Points Earn 90 Reward Points

    $18.81
  11. nyos nitrate stock
    34 Reviews
    Nyos
    Nitrate REEFER Test Kit - NYOS
    $24.99

    Earn 24 Reward Points

    $24.99
  12. Salifert ammonia test kit
    18 Reviews
    Salifert
    Salifert Ammonia Aquarium Test Kit
    $13.99

    Earn 130 Reward Points Earn 65 Reward Points

    $13.99
  13. ATI ICP-OES Water Analysis - ATI
    ATI
    ATI ICP-OES Water Analysis - ATI
    $44.95

    Earn 44 Reward Points

    $44.95
  14. ICP Water Analysis Single Pack
    2 Reviews
    Coralvue
    1-Pack ICP Water Analysis Test - CoralVue
    $29.99

    Earn 29 Reward Points

    $29.99
  15. Neptune Systems Trident Cal, Alk, Mag Monitoring System
    32 Reviews
    Neptune Systems
    Trident - Marine Aquarium Water Analyzer - Neptune Systems
    $599.95

    Earn 599 Reward Points

    $599.95
  16. Red Sea Reef Foundation Pro Multi Test Kit (Ca, Alk, Mg)
    194 Reviews
    Red Sea
    Red Sea Reef Foundation Pro Multi Test Kit (Ca, Alk, Mg)
    $66.99

    Earn 66 Reward Points

    $66.99
  17. Red Sea Algae Control Multi Test Kit (NO3/PO4)
    43 Reviews
    Red Sea
    Red Sea Algae Control Multi Test Kit (NO3/PO4)
    $66.99

    Earn 66 Reward Points

    $66.99
  18. Red Sea Reef Colors Pro Multi Test Kit (I2,K,Fe)
    17 Reviews
    Red Sea
    Red Sea Trace Colors Pro Multi Test Kit (I2,K,Fe)
    $76.99

    Earn 76 Reward Points

    $76.99
  19. Red Sea Marine Care Test Kit
    40 Reviews
    Red Sea
    Red Sea Marine Care Test Kit
    $66.99

    Earn 66 Reward Points

    $66.99
  20. Refractometer for Reading Salinity with Calibration Fluid - Bulk Reef Supply
    Bulk Reef Supply
    Refractometer for Reading Salinity with Calibration Fluid - Bulk Reef Supply
    $34.99

    Earn 340 Reward Points Earn 170 Reward Points

    $34.99
    Add to Cart
  21. High Precision Hydrometer - Tropic Marin
    10 Reviews
    Tropic Marin
    High Precision Hydrometer - Tropic Marin
    $34.69

    Earn 34 Reward Points

    $34.69
  22. LED Refractometer for Reading Salinity with Calibration Fluid - Bulk Reef Supply
    1 Review
    Bulk Reef Supply
    LED Refractometer for Reading Salinity with Calibration Fluid - Bulk Reef Supply
    $39.99

    Earn 390 Reward Points Earn 195 Reward Points

    $39.99
    Add to Cart
  23. ma887 milwaukee refractometer - top
    122 Reviews
    Milwaukee Instruments
    MA887 Digital Seawater Refractometer - Milwaukee
    $124.99

    Earn 1,240 Reward Points Earn 620 Reward Points

    $124.99
  24. Calcium Colorimeter HI758 Hanna Checker - Marine Water
    153 Reviews
    Hanna Instruments
    Calcium Colorimeter HI758 Hanna Checker - Marine Water
    $49.95

    Earn 49 Reward Points

    $49.95
  25. Seneye Reef Monitor
    55 Reviews
    Seneye
    Seneye Reef Monitor
    $209.99

    Earn 209 Reward Points

    $209.99
  26. Alkalinity PPM Colorimeter HI755 Hanna Checker - Marine Water
    172 Reviews
    Hanna Instruments
    Alkalinity PPM Colorimeter HI755 Hanna Checker - Marine Water
    $49.95

    Earn 49 Reward Points

    $49.95
  27. Phosphate Low Range Colorimeter HI713 Hanna Checker - Fresh & Marine Water
    255 Reviews
    Hanna Instruments
    Phosphate Low Range Colorimeter HI713 Hanna Checker - Fresh & Marine Water
    $49.95

    Earn 49 Reward Points

    $49.95
  28. Milwaukee Mi412 Phosphate Photometer
    6 Reviews
    Milwaukee Instruments
    Mi412 Low Range Phosphate Photometer - Milwaukee
    $190.00

    Earn 1,900 Reward Points Earn 950 Reward Points

    $190.00
  29. Milwaukee MW500 ORP Monitor
    Milwaukee Instruments
    Milwaukee MW500 ORP Monitor
    $94.34

    Earn 940 Reward Points Earn 470 Reward Points

    $110.99
  30. Milwaukee MC120 pH Meter
    3 Reviews
    Milwaukee Instruments
    Milwaukee MC120 pH Monitor
    $109.99

    Earn 1,090 Reward Points Earn 545 Reward Points

    $109.99
  31. PINPOINT pH Monitor - American Marine Inc.
    17 Reviews
    American Marine Inc.
    PINPOINT pH Monitor - American Marine Inc.
    $94.99

    Earn 94 Reward Points

    $94.99
  32. Aquavital Marine Test 5-in-1 - Aquarium Munster
    1 Review
    Aquarium Munster
    Aquavital Marine Test 5-in-1 - Aquarium Munster
    $24.20

    Earn 24 Reward Points

    $24.20
  33. Salifert carbonate hardness test kit
    78 Reviews
    Salifert
    Salifert kH/Alkalinity Aquarium Test Kit
    $16.46

    Earn 160 Reward Points Earn 80 Reward Points

    $16.46
  34. Salifert nitrate test kit
    35 Reviews
    Salifert
    Salifert Nitrate Aquarium Test Kit
    $17.37

    Earn 170 Reward Points Earn 85 Reward Points

    $17.37
  35. Salifert Phosphate Aquarium Test Kit
    21 Reviews
    Salifert
    Salifert Phosphate Aquarium Test Kit
    $19.61

    Earn 190 Reward Points Earn 95 Reward Points

    $19.61
  36. Salifert Magnesium test kit
    71 Reviews
    Salifert
    Salifert Magnesium Aquarium Test Kit
    $19.61

    Earn 190 Reward Points Earn 95 Reward Points

    $19.61
  37. Salifert iodine test kit
    5 Reviews
    Salifert
    Salifert Iodine Aquarium Test Kit
    $29.30

    Earn 290 Reward Points Earn 145 Reward Points

    $29.30
  38. Salifet potassium test kit
    10 Reviews
    Salifert
    Salifert Potassium Aquarium Test Kit
    $18.81

    Earn 180 Reward Points Earn 90 Reward Points

    $18.81
  39. Salifert Nitrite test kit
    3 Reviews
    Salifert
    Salifert Nitrite Aquarium Test Kit
    $11.86

    Earn 110 Reward Points Earn 55 Reward Points

    $11.86
  40. Salifert strontium test kit
    8 Reviews
    Salifert
    Salifert Strontium Aquarium Test Kit
    $33.18

    Earn 330 Reward Points Earn 165 Reward Points

    $33.18
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