Potassium Iodide 1% Solution Iodide is an important micro-nutrient for many marine plants. It has also been suggested that iodide may play an important role in enhancing a coral's ability to adapt to rapid changes in light intensity and spectrum. ESV's Potassium Iodide 1% Solution is a very pure, high soluble form of inorganic iodide, which makes it ideal for maintaining dissolved iodide levels in marine aquaria.
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