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Alkalinity

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40 Items

  1. Alkalinity DKH Colorimeter HI772 Hanna Checker - Marine Water
    106 Reviews
    Hanna Instruments
    Alkalinity DKH Colorimeter HI772 Hanna Checker - Marine Water
    $63.95

    Earn 63 Reward Points

    $63.95
  2. Test Pro Pack (Ca, KH, Mg) - Aquaforest
    AquaForest
    Test Pro Pack (Ca, KH, Mg) - Aquaforest
    $49.99

    Earn 49 Reward Points

    $49.99
  3. Starter Pack - Aquaforest
    AquaForest
    Starter Pack - Aquaforest
    $149.99

    Earn 149 Reward Points

    $149.99
  4. Alkalinity Reefer Test Kit - Nyos
    1 Review
    Nyos
    Alkalinity Reefer Test Kit - Nyos
    $14.99

    Earn 14 Reward Points

    $14.99
  5. HIREEF2 Professional Reef Test Kit - Hanna Instruments
    2 Reviews
    Hanna Instruments
    HIREEF2 Professional Reef Test Kit - Hanna Instruments
    $292.00

    Earn 292 Reward Points

    $292.00
  6. 1-Pack ICP-OES Testing Kit - Triton
    10 Reviews
    Triton
    1-Pack ICP-OES Testing Kit - Triton
    $49.00

    Earn 49 Reward Points

    $49.00
  7. RedSea Alkalinity Pro Test Kit
    17 Reviews
    Red Sea
    RedSea Alkalinity Pro Test Kit
    $41.99

    Earn 41 Reward Points

    $41.99
  8. Salifert kH/Alkalinity Aquarium Test Kit
    81 Reviews
    Salifert
    Salifert kH/Alkalinity Aquarium Test Kit
    $16.46

    Earn 80 Reward Points Earn 160 Reward Points

    $16.46
  9. AF Alkalinity Test Kit - Aquaforest
    6 Reviews
    AquaForest
    AF Alkalinity Test Kit - Aquaforest
    $14.29

    Earn 14 Reward Points

    $14.29
  10. RedSea Reef Foundation Pro Multi Test Kit (Ca, Alk, Mg)
    197 Reviews
    Red Sea
    RedSea Reef Foundation Pro Multi Test Kit (Ca, Alk, Mg)
    $74.99

    Earn 74 Reward Points

    $74.99
  11. ATI ICP-OES Water Analysis - ATI
    3 Reviews
    ATI
    ATI ICP-OES Water Analysis - ATI
    $44.95

    Earn 44 Reward Points

    $44.95
  12. RedSea pH / Alkalinity Test Kit
    4 Reviews
    Red Sea
    RedSea pH / Alkalinity Test Kit
    $23.99

    Earn 23 Reward Points

    $23.99
  13. Basic kH Test Kit - Tropic Marin
    1 Review
    Tropic Marin
    Basic kH Test Kit - Tropic Marin
    $14.32

    Earn 14 Reward Points

    $14.32
  14. Pro kH Test Kit - Tropic Marin
    1 Review
    Tropic Marin
    Pro kH Test Kit - Tropic Marin
    $24.21

    Earn 24 Reward Points

    $24.21
  15. Alkalinity Test Kit - LaMotte
    6 Reviews
    Lamotte
    Alkalinity Test Kit - LaMotte
    $49.99

    Earn 245 Reward Points Earn 490 Reward Points

    $49.99
  16. Alkalinity PPM Colorimeter HI755 Hanna Checker - Marine Water
    172 Reviews
    Hanna Instruments
    Alkalinity PPM Colorimeter HI755 Hanna Checker - Marine Water
    $63.95

    Earn 63 Reward Points

    $63.95
  17. Trident - Marine Aquarium Water Analyzer - Neptune Systems
    60 Reviews
    Neptune Systems
    Trident - Marine Aquarium Water Analyzer - Neptune Systems
    $639.95

    Earn 639 Reward Points

    $639.95
  18. KH Director - Aquarium Alkalinity Monitor - Black - GHL
    GHL
    KH Director - Aquarium Alkalinity Monitor - Black - GHL
    $512.90

    Earn 512 Reward Points

    $512.90
  19. KH Director - Aquarium Alkalinity Monitor - White - GHL
    1 Review
    GHL
    KH Director - Aquarium Alkalinity Monitor - White - GHL
    $512.90

    Earn 512 Reward Points

    $512.90
  20. KH Director with White 2.1 SA 4-Pump Doser - GHL
    5 Reviews
    GHL
    KH Director with White 2.1 SA 4-Pump Doser - GHL
    $959.90

    Earn 4,795 Reward Points Earn 9,590 Reward Points

    $959.90
  21. KH Director with Black 2.1 SA 4-Pump Doser - GHL
    3 Reviews
    GHL
    KH Director with Black 2.1 SA 4-Pump Doser - GHL
    $959.90

    Earn 4,795 Reward Points Earn 9,590 Reward Points

    $959.90
  22. Aquavital Marine Test 5-in-1 - Aquarium Munster
    5 Reviews
    Aquarium Munster
    Aquavital Marine Test 5-in-1 - Aquarium Munster
    $26.90

    Earn 26 Reward Points

    $26.90
  23. BRS Master Test Kit Bundle - Bulk Reef Supply
    2 Reviews
    Bulk Reef Supply
    BRS Master Test Kit Bundle - Bulk Reef Supply
    $174.99

    Earn 174 Reward Points

    $174.99
    Add to Cart
  24. 6-Pack ICP-OES Testing Kit - Triton
    Triton
    6-Pack ICP-OES Testing Kit - Triton
    $270.00

    Earn 270 Reward Points

    $270.00
    Add to Cart
  25. 3-Pack ICP-OES Testing Kit - Triton
    Triton
    3-Pack ICP-OES Testing Kit - Triton
    $141.00

    Earn 141 Reward Points

    $141.00
    Add to Cart
  26. 5-In-1 Aquarium Test Strips (100 CT) - API
    API
    5-In-1 Aquarium Test Strips (100 CT) - API
    $24.98

    Earn 120 Reward Points Earn 240 Reward Points

    $24.98
  27. Reef Master Test Kit - API
    1 Review
    API
    Reef Master Test Kit - API
    $34.98

    Earn 170 Reward Points Earn 340 Reward Points

    $34.98
  28. Smart Stir - Magnetic Stirrer for Test Kits - AutoAqua
    24 Reviews
    AutoAqua
    Smart Stir - Magnetic Stirrer for Test Kits - AutoAqua
    $32.99

    Earn 32 Reward Points

    $32.99
  29. RedSea Alkalinity Pro Reagent Refill Kit
    19 Reviews
    Red Sea
    RedSea Alkalinity Pro Reagent Refill Kit
    $24.99

    Earn 24 Reward Points

    $24.99
  30. HI772-26 Alkalinity Checker Reagents - Hanna
    31 Reviews
    Hanna Instruments
    HI772-26 Alkalinity Checker Reagents - Hanna
    $13.00

    Earn 13 Reward Points

    $13.00
  31. Reagents for LaMotte Alkalinity Test Kit
    2 Reviews
    Lamotte
    Reagents for LaMotte Alkalinity Test Kit
    $24.99

    Earn 120 Reward Points Earn 240 Reward Points

    $24.99
  32. KH Director Reagent Refills - GHL
    2 Reviews
    GHL
    KH Director Reagent Refills - GHL

    Starting at: $24.90

    Earn 120 Reward Points Earn 240 Reward Points

    Choose Options Notify Me When In-Stock
  33. Alkalinity Colorimeter HI775 Hanna Checker - Fresh Water
    1 Review
    Hanna Instruments
    Alkalinity Colorimeter HI775 Hanna Checker - Fresh Water
    $63.95

    Earn 63 Reward Points

    $63.95
  34. RedSea Marine Care Test Kit
    41 Reviews
    Red Sea
    RedSea Marine Care Test Kit
    $74.99

    Earn 74 Reward Points

    $74.99
  35. HI775-25 Alkalinity Reagents - Fresh Water
    Hanna Instruments
    HI775-25 Alkalinity Reagents - Fresh Water
    $25.00

    Earn 125 Reward Points Earn 250 Reward Points

    $25.00
  36. HI755-11 Marine Alkalinity Calibration Check Set for HI755 Checker - Hanna Instruments
    7 Reviews
    Hanna Instruments
    HI755-11 Marine Alkalinity Calibration Check Set for HI755 Checker - Hanna Instruments
    $15.00

    Earn 15 Reward Points

    $15.00
  37. HI772-11 Alkalinity (DKH) Calibration Check Set
    2 Reviews
    Hanna Instruments
    HI772-11 Alkalinity (DKH) Calibration Check Set
    $25.00

    Earn 125 Reward Points Earn 250 Reward Points

    $25.00
  38. Alkatronic Alkalinity Controller - Focustronic
    6 Reviews
    Focustronic
    Alkatronic Alkalinity Controller - Focustronic
    $989.99

    Earn 989 Reward Points

    $989.99
  39. Dosetronic 5 Channel Smart Doser - Focustronic
    Focustronic
    Dosetronic 5 Channel Smart Doser - Focustronic
    $714.99

    Earn 714 Reward Points

    $714.99
  40. MultiTest - Marine Basic Test Kit - Seachem
    1 Review
    Seachem
    MultiTest - Marine Basic Test Kit - Seachem
    $15.53

    Earn 75 Reward Points Earn 150 Reward Points

    $15.53
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