Calcium sulfate anhydrous is a white, odorless, crystalline solid or powder used in various applications, including:
- Construction Materials: Calcium sulfate, particularly in its dihydrate form (gypsum), is widely used for producing plaster, drywall, and cement.
- Agricultural Amendments: Calcium sulfate is used as an agricultural soil amendment to improve soil structure, enhance water retention, and supply essential calcium and sulfur nutrients to plants.
- Food Additives: Calcium sulfate is approved for use as a food additive (E516) in various food products, including tofu, cheese, baked goods, and beverages.
- Pharmaceuticals: Calcium sulfate is used as an inert filler and binder in the production of tablets, capsules, and granules.
- Paper and Pulp Industry: Calcium sulfate is utilized as a filler and coating pigment in papermaking processes.
- Water Treatment: Calcium sulfate is employed to remove impurities and contaminants from water sources.