PurifiDE®, our purest diatomaceous earth filter media (permeability 300 mD or 1200 mD) are used for filtering high value liquids where extractable elements are of concern. PurifiDE is manufactured using proprietary and controlled manufacturing and quality control processes to meet USP-NF standards for Purified Siliceous Earth. Extractable elements of common concern are below 10 ppm (arsenic below 1 ppm).
PurifiDE is ideal for:
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