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  • Happy canada day ! open 12-5pm So many corals on sale! Also Save 50% on select snails.

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Home / Aquarium Hardware / Additives / 2 Part Dosing

Aquaforest Magnesium 750g Bag

$14.99

  • Description

Dry magnesium crystals that need to be dissolved in RODI water to be dosed into aquarium.

Dissolve 10g of magnesium crystals to 1L of RODI water.

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Copyright © 2011-2026 Fragbox Corals. All rights reserved.
  • New Arrivals
  • Shop Corals
    • All Corals
    • Zoanthids
    • LPS Corals
    • SPS Corals
    • Soft Corals
    • Free Shipping
  • Clean Up Crew
    • Crabs
    • Snail/Urchins Algae Control
    • Shrimp
    • Starfish
    • Nudi / Misc
    • Macro
    • Packs
  • Aquariums & Rock
    • Reef Casa Aquariums
      • Reef Casa
      • Complete Starter Kits
      • Reef Casa Upgrades
    • Aquariums
      • Red Sea Max Nano Aquariums
      • RedSea Reefer
      • Net Covers
      • Evo 13.5 Upgrades
    • Rocks & Sand
      • Dry Rock & Sand
  • Supplies
    • Additives
      • Aquarium Cycling
      • Atoll
      • Aquaforest
      • Brightwell
      • Dr Tim’s
      • ESV
      • Red Sea
      • Tropic Marin
      • Two Little Fishies
    • Controllers & Tests
      • Test Kits
      • Hanna Checker
      • Automatic Testing
      • Neptune Apex
      • Hydros Controllers
      • Par Light Meter
    • Automation
      • Auto Top Off & Reservoirs
      • Dosers, Line & Containers
    • Heaters
      • Aquarium Heaters
      • Cooling Fans
    • Feeding & Acclimation
      • Coral Foods
      • Fish Foods
      • Fish Feeders & Tools
      • Acclimation & Boxes
    • Fragging
      • Coral Dip
      • Glues and epoxies
      • Frag Plugs
      • Cutters & Scissors
      • Frag Racks
      • Coral Lense
    • Filtration
      • RODI Units, Fittings +
      • Algae Removal
      • Aqua UV Sterilizers
      • In Sump Protein Skimmers
      • Nano & Hang On Back Skimmers
      • Fish Medication
    • Maintenance & salt
      • Floss & Socks
      • Glass Cleaners / Scrapers
      • Media Reactors
      • Siphons
      • Floss Rollers
      • Filter Media & Bags
      • Salt Buckets
    • Lighting
      • Reef Casa LED Lighting
      • LED Fuge lights
      • Ecotech Radion
      • Prime-Hydra-Blades
      • Aqua Illumination Accessories
    • Pumps
      • Powerhead / Wavemakers
      • Return Pumps
      • Overflow Boxes
      • Parts
        • Air Pumps
        • Float Valves
        • Random Flow Generators
        • Aquarium Silicone
  • Info
    • Contact
      • Location
      • Contact Us
    • Coral Info
      • Coral Care
      • Easy Salt Water Corals
      • Videos
      • Acropora ID
      • Hall of Fame
      • Zoanthid ID
    • Ordering
      • Ordering Corals Online
      • Shipping & Policies
      • FAQ
    • Support
      • DOA Policies
      • Acclimation Guide
    • Giftcards
      • Giftcards
    • Blog
      • Blog
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