Pro Magnesium 500ml

Seaway Aqua's Pro Magnesium is a highly concentrated ionic magnesium for restoring depleted levels of magnesium.

Pro Magnesium helps to keep the balance between calcium and carbons in the aquarium. Pro Magnesium contains no polygluconate,gluconate or edta.

Contains a minimum of 90000ppm of Magnesium.

1ml Per 20 litres