Calcium Sulfate, Hemihydrate
Preliminary reference disclaimer
This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.
Preliminary safety reference
Available
Supplier-issued SDS
Available by request
COA
Available by RFQ / lot confirmation
Transport classification
Requires shipment review
CAS Number
10034-76-1
Chemical name
Calcium Sulfate, Hemihydrate
Molecular formula
Ca2H2O9S2
Molecular weight
290.3 g/mol
Synonyms
Calcium sulfate hemihydrate; Plaster of paris; Gypsum hemihydrate; Crystacal; Densite; Sulfuric acid, calcium salt, hydrate (2:2:1); Hemihydrate gypsum; Densite (gypsum); Plaster of Paris (Ca(SO4).1/2H2O); calcium sulphate hemihydrate; TA 20; Plaster of Paris, total dust
InChIKey
ZOMBKNNSYQHRCA-UHFFFAOYSA-J
PubChem CID
3033839
Signal word
Warning
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H302, H315, H319, H335
Catalog reference cue; confirm supplier documentation before use.
Vapor Pressure
Estimated very low; unit not specified
Catalog reference value; verify against supplier SDS before use.
Shipment review
Shipment details require review before fulfillment.
Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.