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255696

Sigma-Aldrich

Calcium sulfate

≥99.99% trace metals basis

Synonym(s):
Gypsum
Linear Formula:
CaSO4
CAS Number:
Molecular Weight:
136.14
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Quality Level

Assay

≥99.99% trace metals basis

form

powder and chunks

impurities

≤100.0 ppm Trace Metal Analysis

SMILES string

[Ca++].[O-]S([O-])(=O)=O

InChI

1S/Ca.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2

InChI key

OSGAYBCDTDRGGQ-UHFFFAOYSA-L

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Calcium sulfate ≥99.99% trace metals basis

Sigma-Aldrich

255696

Calcium sulfate

Calcium sulfate −325 mesh, 99%

Sigma-Aldrich

237132

Calcium sulfate

Drierite™ without indicator, 4 mesh

Sigma-Aldrich

238910

Drierite

Drierite™ with indicator, 10-20 mesh

Sigma-Aldrich

737828

Drierite

assay

≥99.99% trace metals basis

assay

99%

assay

-

assay

-

form

powder and chunks

form

powder

form

chunks

form

chunks

impurities

≤100.0 ppm Trace Metal Analysis

impurities

-

impurities

-

impurities

-

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100

Application

Commercially, calcium sulfate may be used as a retarding agent in Portland cement, size filler, pigment in paint, reducing agent for zinc minerals and as food additive.

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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