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Additives

Additives

Aquarium Specialty offers marine and freshwater from all of the top additives companies from brands such as Brightwell Aquatics, Zeovit, DVH, ESV,Triton Labs, Red Sea, & Two Little Fishies to name a few. If you need help choosing aquarium additives that are best for your aquarium needs then please give us a call or email us. We are here to help.

First Time Customers Use Coupon Code: WELCOMEExtra 10% With Account Checkout to Save 10%
15% Off Hanna Instruments & 20% Off ATI Straton LED Lights.

17 Items

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  1. Quantum USA Bio-Kalkwasser

    Quantum USA Bio-Kalkwasser

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    Out of stock
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  2. Quantum USA Water Stabiliser

    Quantum USA Water Stabiliser

    Starting at: $9.99
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  3. Quantum USA Pure Phyto

    Quantum USA Pure Phyto

    Starting at: $9.99
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  4. Quantum USA Easy Reefer Easy E - Calcium 1 Liter

    Quantum USA Easy Reefer Easy E - Calcium 1 Liter

    $39.99
    Order by 3:30pm EST for Same Day Shipping (M-F)
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  5. Quantum USA Easy Reefer Easy Z - Alkalinity 1 Liter

    Quantum USA Easy Reefer Easy Z - Alkalinity 1 Liter

    $39.99
    This product will be back ordered
    Add to Wish List
  6. QUANTUM USA ARAGONITE A

    QUANTUM USA ARAGONITE A

    Starting at: $8.99
    See Individual Item
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  7. QUANTUM USA ARAGONITE B

    QUANTUM USA ARAGONITE B

    Starting at: $17.99
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  8. QUANTUM USA ARAGONITE C

    QUANTUM USA ARAGONITE C

    Starting at: $17.99
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  9. Quantum USA Bio-Metals

    Quantum USA Bio-Metals

    Starting at: $16.99
    See Individual Item
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  10. Quantum USA Bio-Kalium

    Quantum USA Bio-Kalium

    Starting at: $19.99
    See Individual Item
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  11. Quantum USA FOWLR Complete

    Quantum USA FOWLR Complete

    Starting at: $15.99
    Out Of Stock
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  12. Quantum USA Bio-Gen

    Quantum USA Bio-Gen

    Starting at: $19.99
    See Individual Item
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  13. QUANTUM USA BIO-ENHANCE

    QUANTUM USA BIO-ENHANCE

    Starting at: $19.99
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  14. QUANTUM USA PHOSPHATE REMOVER

    QUANTUM USA PHOSPHATE REMOVER

    Starting at: $21.99
    See Individual Item
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  15. QUANTUM USA HR NITRATE REMOVER

    QUANTUM USA HR NITRATE REMOVER

    Starting at: $21.99
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  16. QUANTUM USA LR NITRATE REMOVER

    QUANTUM USA LR NITRATE REMOVER

    Starting at: $21.99
    See Individual Item
    Add to Wish List
  17. Quantum USA pH Up 250ml

    Quantum USA pH Up 250ml

    $15.99
    This product will be back ordered
    Add to Wish List
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