Home > Compound List > Product Information
Calcium sulfate_Molecular_structure_CAS_7778-18-9)
Click picture or here to close

Calcium sulfate

Catalog No. Calcium_sulfate Name Wikipedia.org
CAS Number 7778-18-9 Website http://www.wikipedia.org/
M. F. CaO4S Telephone
M. W. 136.1406 Fax
Purity Email
Storage Chembase ID: 126356

SYNONYMS

IUPAC name
calcium sulfate
IUPAC Traditional name
calcium sulfate
Synonyms
Plaster of Paris
Gypsum
Drierite

DATABASE IDS

CHEBI ID 31346
Unique Ingredient Identifier E934B3V59H
CAS Number 7778-18-9
PubChem CID 24928
Wikipedia Title Calcium_sulfate
Chemspider ID 22905
KEGG ID D09201

PROPERTIES

pKa 10.4 (anhydrous)
7.3 (dihydrate)
Apperance white solid
Std enthalpy of formation -1433 kJ/mol
Density 2.96 g/cm3 (anhydrous)
2.32 g/cm3 (dihydrate)
Flash Point Non-flammable
Melting Point 1460 °C (anhydrous)
Std molar entropy 107 J·mol-1·K-1
Odor odorless
Solubility 0.21g/100ml at 20 °C (anhydrous)
0.24 g/100ml at 20 °C (dihydrate) in water
Solubility slightly soluble (dihydrate) in glycerol
Solubility Product (Ksp) 4.93 × 10-5 mol2L-2 (anhydrous)
3.14 × 10-5 (dihydrate)
EU Index Not listed
NFPA704
NFPA 704 diagram
0
1
0
RTECS WS6920000

DETAILS

Description (English)

REFERENCES