Find the lowest price for:       All ProductsAdditives & Supplements     0.0 (0)   Add a review Salifert Magnesium 1000 ml   Why is Magnesium required?Magnesium is present in NSW Natural Sea Water in a fairly high concentration 1350 1500 mg/L. Magnesium is an essential part of chlorophyll which is necessary for photosynthesis.... Have a question? Ask the Experts! Set Price Alert Compare Prices Product Spec Member Reviews Recommend to Friends Searched Salifert Magnesium 1000 ml in 150 stores, 3 results found Image Description   Store   Price Salifert Magnesium 1000 mL If this item doesn't belong here, click Remove and help us keep our results accurate.   MarineDepot.com   5 Store Reviews   $27.99 Go to Store Salifert Magnesium 1000 mL If this item doesn't belong here, click Remove and help us keep our results accurate.   eBay   3 Store Reviews   $27.99 Go to Store Salifert Magnesium 1000 mL If this item doesn't belong here, click Remove and help us keep our results accurate.   Amazon.com   1 Store Reviews   $29.39 Go to Store Are we missing a store? Let us know! Something wrong in this page? Let us know! Related products: More Salifert Additives & Supplements Other Additives & Supplements internal use: spec169 spec194 spec205