Calcium sulfate - Wikipedia, the free encyclopedia
Calcium sulfate is a common laboratory and industrial chemical. In the form of γ-anhydrite (the nearly anhydrous form), it is used as a desiccant. It is also used as a coagulant in products like tofu...
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Calcium sulfate (CaSO4) occurs in nature in both the anhydrous and the hydrated form. The former is found primarily as the mineral known as anhydrite, while the latter is probably best known as alabaster or gypsum.
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THE MINERAL GYPSUM ... Chemistry: CaSO4-2(H2O), Hydrated Calcium Sulfate ... ; Gypsum is one of the more common minerals in sedimentary environments. It is a major rock forming mineral that produces massive beds, usually from precipitation out of highly saline waters. Since it forms easily from saline water, gypsum can have...
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Calcium sulfate (data page) - Wikipedia, the free encyclopedia
This page provides supplementary chemical data on calcium sulfate. The handling of this chemical may incur notable safety precautions. It is highly recommend that you seek the Material Safety Datashee...
en.wikipedia.org/wiki/Calcium_sulfate_(data_page)
Calcium sulfate is used as a source of sulfur and calcium in animal feeds. In addition to the variety of gypsum with the analysis indicated above, two other varieties are commonly available. One contains 20.3 percent calcium and 16.7 percent sulfur.
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2. The CaSO4 - H2O System ... 2.2. Laboratory Synthesis ... 2.3. Industrial Dehydration of Gypsum...
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NIOSH Publication 2005-149 ... CAS 7778-18-9 ... Anhydrous calcium sulfate, Anhydrous gypsum, Anhydrous sulfate of lime, Calcium salt of sulfuric acid [Note: Gypsum is the dihydrate form & Plaster of Paris is the hemihydrate form.]
www.cdc.gov/niosh/npg/npgd0095.html
Calcium sulfate dihydrate ... CAS 10101-41-4 refers to Calcium sulfate precipitate, and CAS 7778-18-9 refers to Calcium sulfate anhydrous. The apparent melting point caused by loss of crystal water is given. Melting point for the anhydrous form is 1450 °C.
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Free Online Library: Calcium sulfate is an economical Ti02 extender.(KEEPING UP WITH: Additives) by "Plastics Technology"; Business Chemicals, plastics and rubber ... calcium sulfate (gypsum...
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