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USG Terra Alba and SNOW WHITE Filler Meet the Calcium Sulfate Requirements for a Diversity of Foods, Beverages and Pharmaceuticals

Two calcium sulfate products – USG Terra Alba and SNOW WHITE Filler – both from the Industrial Products Division of United States Gypsum Company, provide economic sources of supplemental calcium for an ever-growing range of foods, beverages and pharmaceuticals.

Calcium sulfate is an approved additive on the Food and Drug Administration GRAS (Generally Recognized As Safe) list of food additives. Approvals for the use of calcium sulfate in specific food products for nutritional and functional uses are listed in FDA Regulations, Title 21, Food and Drugs.

Calcium sulfate is also considered safe as a migrating substance in food contact surfaces. It is acceptable for mixture with pigments and colorants used in food containers.

USG Terra Alba and SNOW WHITE Filler provide sources of supplemental calcium for a wide range of food applications, including enriched flour and breads, cereals, baking powder, yeast foods, bread conditioners, canned vegetables and artificially sweetened jellies and preserves.

The products are also commonly used in beer manufacturing. The calcium ion, together with the needed buffering action as provided by proper water correction, promotes proper gelatinization of the starch in the cooker mash, as well as protein degradation and starch conversion. Thus, yield in the main mash is increased. In addition, the color of the wort is improved, and better precipitation and flocculation of undesirable protein complexes are achieved. The result is a paler, smoother-tasting beer with improved stability and shelf life.

For pharmaceutical applications, the products are extensively used as diluent serving as an excellent inert extenders, while supplying dietary calcium.

USG Terra Alba-F&P Grade (CaSO4 • 2H2O), the dihydrate form of calcium sulfate, is made by fine-grinding and air-separating a select, high-purity white gypsum containing about 20% water of crystallization.

SNOW WHITE Filler-F&P Grade (CaSO4), the anhydrous form of calcium sulfate, is made by high-temperature calcining of select, high-purity gypsum which is then ground and air-separated into a white powder. Because of its whiteness, it is used successfully to extend TiO2 in white cake icings at a much lower cost. This filler also functions as a stabilizer and supplies enrichment calcium.

Both products are manufactured exclusively at U.S. Gypsum’s Southard, Okla. plant. Careful quality-control tests are conducted on a regular basis in a modern well-equipped laboratory to guarantee that the products meet the specifications of Food Chemicals Codex and National Formulary.

More information about USG Terra Alba and SNOW WHITE Filler, is available in U.S. Gypsum's Calcium Sulfate for Food and Pharmaceutical Uses brochure. To view a PDF version of the brochure click here (Abode Acrobat required). To obtain a print copy, contact United States Gypsum Company's Industrial Products Division at P.O. Box 806278, Chicago, IL 60680-4124 or call (800) 487-4431.

The Industrial Products Division of United States Gypsum Company is a leading producer and marketer of a wide range of industrial products used in manufacturing, tooling, plastics, coatings, tooling, construction, agriculture, pharmaceuticals, food processing, statuary, ceramics, road repair and other applications.

United States Gypsum Company is a subsidiary of USG Corporation, a Fortune 500 company with subsidiaries that are market leaders in their key product groups: gypsum wallboard, joint compound and related gypsum products; cement board; gypsum fiber panels; ceiling tile and grid; and building products distribution. For additional information, visit the USG Web site at www.usg.com.