Substance

ID:170491

Names and Identifiers
Synonyms
Plaster of ParisDrieriteGypsumCalcium sulfate
IUPAC name
calcium sulfate
IUPAC Traditional name
calcium sulfate
Registration numbers
CAS Number
Chemspider ID
PubChem CID
Unique Ingredient Identifier
Wikipedia Title
CHEBI ID
KEGG ID
Properties
Physical Property
Solubility
0.21g/100ml at 20 °C (anhydrous)
0.24 g/100ml at 20 °C (dihydrate) in water
slightly soluble (dihydrate) in glycerol
Std enthalpy of formation
-1433 kJ/mol
Std molar entropy
107 J·mol-1·K-1
Flash Point
Non-flammable
Apperance
white solid
Melting Point
1460 °C (anhydrous)
Solubility Product (<i>K</i><sub>sp</sup>)
4.93 × 10-5 mol2L-2 (anhydrous)
3.14 × 10-5 (dihydrate)
p𝘒ₐ
10.4 (anhydrous)
7.3 (dihydrate)
Odor
odorless
Density
2.96 g/cm3 (anhydrous)
2.32 g/cm3 (dihydrate)
Safety Information
EU Index
Not listed
RTECS
WS6920000
NFPA704
NFPA 704 diagram
0
1
0
Molecule Details
Molecular Spectra
No Data Available
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References
No Data Available
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