Bulk Reef Supply Saltwater Logo
Bulk Reef Supply Freshwater Logo

FREE Shipping Over $49

| Pay Over Time With Affirm logo
Menu
My Cart
Close

Quick Links

Menu
Products 4,000 + Products
Sign up to be a Preferred Reefer Earn Reward Points
Returns Risk-Free 365 Day Returns
Experts Reef Aquarium Experts

Aperture Business New Website Reminder

We are now transitioning all ordering of Neptune Systems, EcoTech Marine, AquaIllumination, Bulk Reef Supply Wholesale, and all of our Aperture Exclusive Distribution Brands to the new Aperture Business website (aperturebusiness.com).

If we have not yet moved your account, we need your basic information to complete that transition.

Please Complete This Form

Please complete the form linked above as soon as possible to get started.

If you have any questions, please contact your Aperture sales representative.

Alkalinity

Loading...
Set Descending Direction

40 Items

  1. Pharma Soda Ash 1 Gallon Mix (Single Use)
    3 Reviews
    Bulk Reef Supply
    Pharma Soda Ash 1 Gallon Mix (Single Use)
    $10.99 $10.99

  2. Pharma Soda Ash 1-Gallon Mix (5 Pack)
    4 Reviews
    Bulk Reef Supply
    Pharma Soda Ash 1-Gallon Mix (5 Pack)
    $39.99 $39.99

    View Details
  3. Pharma Soda Ash 1-Gallon Mix (10 Pack)
    1 Review
    Bulk Reef Supply
    Pharma Soda Ash 1-Gallon Mix (10 Pack)
    $74.99 $74.99

    View Details
  4. Bulk Pharma Sodium Bicarbonate 7 Pounds
    22 Reviews
    Bulk Reef Supply
    Bulk Pharma Sodium Bicarbonate 7 Pounds
    $39.99 $39.99

  5. Pharma Sodium Bicarbonate 1-Gallon Mix
    23 Reviews
    Bulk Reef Supply
    Pharma Sodium Bicarbonate 1-Gallon Mix
    $8.99 $8.99

  6. All-For-Reef
    35 Reviews
    Tropic Marin
    All-For-Reef
    From: $14.74

    Choose Options Notify Me When In-Stock
  7. All-For-Reef - Powder Mix
    29 Reviews
    Tropic Marin
    All-For-Reef - Powder Mix
    From: $47.18

    Choose Options Notify Me When In-Stock
  8. Carbo-Calcium Powder Calcium & Alkalinity Additive
    9 Reviews
    Tropic Marin
    Carbo-Calcium Powder Calcium & Alkalinity Additive
    From: $36.36

    Choose Options Notify Me When In-Stock
  9. Component 3in1 - Macro & Trace Elements
    Aquaforest
    Component 3in1 - Macro & Trace Elements
    From: $32.59

    Choose Options Notify Me When In-Stock
  10. Reef Foundation B (Alk)
    6 Reviews
    Red Sea
    Reef Foundation B (Alk)
    From: $19.99

    Choose Options Notify Me When In-Stock
  11. 250mL Reef Foundation Package (Ca/Alk/Mag)
    7 Reviews
    Red Sea
    250mL Reef Foundation Package (Ca/Alk/Mag)
    $28.99 $28.99

  12. AF Lab Components Pro (3 x 5L)
    1 Review
    Aquaforest
    AF Lab Components Pro (3 x 5L)
    $112.99 $112.99

  13. AF Lab KH Plus (2L)
    Aquaforest
    AF Lab KH Plus (2L)
    $34.99 $34.99

  14. Component 1+, 2+, 3+ Bundle
    22 Reviews
    Aquaforest
    Component 1+, 2+, 3+ Bundle
    $62.69 $62.69

  15. kH Plus
    Aquaforest
    kH Plus
    From: $8.99

    Choose Options Notify Me When In-Stock
  16. 4-Part Complete Reef Care Dosing System
    3 Reviews
    Red Sea
    4-Part Complete Reef Care Dosing System
    From: $69.95

    Choose Options Notify Me When In-Stock
  17. Triton Core7 Base Elements 1-Gallon Set
    Triton
    Triton Core7 Base Elements 1-Gallon Set
    $159.00 $159.00

  18. Triton Core7 Base Elements 1-Gallon Set (Other Methods)
    Triton
    Triton Core7 Base Elements 1-Gallon Set (Other Methods)
    $159.00 $159.00

  19. Reef Lab Smart Components
    Reef Factory
    Reef Lab Smart Components
    $68.49 $68.49

  20. KH Smart Component
    Reef Factory
    KH Smart Component
    $25.49 $25.49

  21. Alkalinity+
    Nyos
    Alkalinity+
    From: $19.99

    Choose Options Notify Me When In-Stock
  22. RedSea KH Coralline Gro - 500 mL
    6 Reviews
    Red Sea
    RedSea KH Coralline Gro - 500 mL
    $19.99 $19.99

  23. Skeletal Elements (Foundation ABC+) 5kg
    3 Reviews
    Red Sea
    Skeletal Elements (Foundation ABC+) 5kg
    $74.99 $74.99

  24. 1L KH Plus Concentrate
    2 Reviews
    Korallen-Zucht
    1L KH Plus Concentrate
    $16.49 $21.99

  25. kH Buffer Dry
    5 Reviews
    Aquaforest
    kH Buffer Dry
    From: $14.29

    Choose Options Notify Me When In-Stock
  26. BRS Pharma Balling Method Bulk Total Package
    1 Review
    Bulk Reef Supply
    BRS Pharma Balling Method Bulk Total Package
    $199.99 $199.99

    View Details
  27. Bulk Pharma Sodium Bicarbonate 35 Pounds
    Bulk Reef Supply
    Bulk Pharma Sodium Bicarbonate 35 Pounds
    $199.99 $199.99

  28. AF Lab KH Plus (1L)
    Aquaforest
    AF Lab KH Plus (1L)
    $21.99 $21.99

  29. 2-Part Pharma Calcium & Alkalinity Bulk Total Package with Dosers
    Bulk Reef Supply
    2-Part Pharma Calcium & Alkalinity Bulk Total Package with Dosers
    $249.99 $249.99

    View Details
  30. 2-Part Pharma Calcium & Alkalinity Bulk Total Package
    Bulk Reef Supply
    2-Part Pharma Calcium & Alkalinity Bulk Total Package
    $169.99 $169.99

    View Details
  31. Bulk Pharma Soda Ash 27 Pounds
    6 Reviews
    Bulk Reef Supply
    Bulk Pharma Soda Ash 27 Pounds
    $199.99 $199.99

  32. Reef Code B - Balanced Calcium & Alkalinity System
    2 Reviews
    Brightwell Aquatics
    Reef Code B - Balanced Calcium & Alkalinity System
    From: $20.37

    Choose Options Notify Me When In-Stock
  33. 1 kg Reef Foundation B (Alk)
    4 Reviews
    Red Sea
    1 kg Reef Foundation B (Alk)
    $31.99 $31.99

  34. pH+ Liquid pH Increaser
    Brightwell Aquatics
    pH+ Liquid pH Increaser
    From: $12.65

    Choose Options Notify Me When In-Stock
  35. Component 2+ (5L)
    Aquaforest
    Component 2+ (5L)
    $31.99 $31.99

  36. ATI Essentials Pro - Complete Reef Supplement Set
    8 Reviews
    ATI
    ATI Essentials Pro - Complete Reef Supplement Set
    From: $14.95

    Choose Options Notify Me When In-Stock
  37. Starter Pack
    Aquaforest
    Starter Pack
    $149.99 $149.99

  38. 2-Part Pharma Calcium & Alkalinity Starter Package
    7 Reviews
    Bulk Reef Supply
    2-Part Pharma Calcium & Alkalinity Starter Package
    $54.99 $54.99

    View Details
  39. 2-Part Pharma Calcium & Alkalinity Total Package Pre-Portioned with Dosers
    2 Reviews
    Bulk Reef Supply
    2-Part Pharma Calcium & Alkalinity Total Package Pre-Portioned with Dosers
    $239.99 $239.99

    View Details
  40. 2-Part Pharma Calcium & Alkalinity Total Package Pre-Portioned
    3 Reviews
    Bulk Reef Supply
    2-Part Pharma Calcium & Alkalinity Total Package Pre-Portioned
    $124.99 $124.99

    View Details

Reef Additives Made Easy - Learn More