EP Minerals' PurifiDE® XG Purified Siliceous Earth USP-NF filter aids are designed for use with pressure filtration systems, to separate solids from aqueous or organic liquids --in situations where leachable impurities from standard food-grade diatomite could negatively impact the filtrate. The use of PurifiDE® XG Purified Siliceous Earth USP-NF filter aids ensures that such impurities do not contaminate and alter, or reduce the shelf-life of high-value products. Applications include filtration of active pharmaceutical ingredients (APIs), labile chemicals, delicate nutraceuticals, easily oxidized oils, and vitamins, and luxury grades of bourbons, whiskeys, and sakes.
PurifiDE® XG, Purified Siliceous Earth USP-NF filter aids are made entirely in the USA using unique diatomaceous earth (DE) ores and proprietary purification processes. The resulting filter aids are superior to food-grade (FCC) DE filter aids in filtration performance, purity, usage rate, lot-to-lot consistency, and provision of regulatory support.
Use PurifiDE® XG, Purified Siliceous Earth USP-NF filter aids to:
PurifiDE® XG Purified Siliceous Earth USP-NF filter aids are currently available in three different water permeabilities:
For additional information about the two major applications EP Minerals' PurifiDE® XG Purified Siliceous Earth USP-NF filter aids click links below
Must be logged in to view.
Check out our complete guide to EP Minerals' filtration products - diatomaceous earth, perlite, cellulose and filter aid blends.
Looking for a Safety Data Sheet (SDS), formerly known as a Material Safety Data Sheet (MSDS)? You'll find them all here, listed by product or grade.
Visit our Document Library to find brochures, flyers, technical documents, product certifications and other specifications on our products.