Regular price $42.00

In Stock

  • FREE Delivery over $100

Dosage: 8.3g of product raises Magnesium levels by approximately 10ppm in 100 L of aquarium water.


  1. Store in a cool, dry location
  2. Product is hygroscopic. Keep covered when not in use
  3. It is recommended that you monitor the Magnesium, Calcium and Alkalinity levels of your tank while using this product
  4. Adjustments (if any) to Magnesium levels should be made before adjustments to Calcium levels, and adjustments (if any) to Calcium levels should be made before adjustments to Alkalinity
  5. Do not raise Magnesium levels by more than 100ppm a day
  6. Recommended levels of Magnesium, Calcium and Alkalinity are as follows:
Magnesium Calcium Alkalinity
1400 PPM 450 PPM 8-10 dkH


  1. Prepare a stock solution by dissolving the required amount of product in RODI water. We recommend dissolving approximately 300G of product in 1 L of RODI water to make the stock solution.
  2. The stock solution can be stored in a sealed container to minimize evaporation.
  3. When required, disperse the stock solution in a high flow area of the tank, preferably an area in your sump.
  4. 27.7 ML of stock solution added to 100 L of saltwater will raise Magnesium levels by approximately 10 PPM.

Net Weight: 4KG *Food Grade Quality* Disclaimer: For Aquarium usage only. Not suitable for human consumption.

Orders above $60 gets free delivery. Orders below $60 delivery is $15.

CBD / Sentosa / Jurong Island/ Orchard has an additional surcharge of $9.90.

Orders are processed within 3 working days.

AE MG/Magnesium 4KG