CaO4S
136.14 g/mol
Industrial ChemicalWarning
CALCIUM SULFATE
CAS7778-18-9EC231-900-3
Category
Industrial Chemical
Compound Class
Inorganic Salt
Primary Use
Cement and plaster production
Calcium sulfate is an inorganic salt commonly used as a raw material in the production of cement and plaster. It is also utilized in mining and as a soil conditioner for heavy clay soils.
Cement productionPlaster productionHeavy clay soil conditioner
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongStructure SimilarSimilarity 1.00
Manganese(II) sulfate
CAS7785-87-7
Fertilizer and animal feed additive
StrongStructure SimilarSimilarity 1.00
Sodium sulfate
CAS7757-82-6
commodity chemical for detergents and glass
StrongStructure SimilarSimilarity 1.00
Cupric sulfate
CAS7758-98-7
Fungicide and pesticide ingredient
StrongStructure SimilarSimilarity 1.00
Copper(II) sulfate pentahydrate
CAS7758-99-8
Fungicide and pesticide active ingredient
ReferenceSame Category
Calcium hypochlorite
CAS7778-54-3
water disinfectant and bleaching agent
ReferenceSame Category
Zinc nitrate
CAS7779-88-6
mordant in dyeing and resin catalyst
ReferenceSame Category
Zinc phosphate
CAS7779-90-0
corrosion resistant coating pigment
ReferenceSame Category
Dideuterium
CAS7782-39-0
Neutron moderator in nuclear reactors
Safety Reference
Warning
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for CALCIUM SULFATE (CAS 7778-18-9) is 2520.10, 2833.29.
HS code (international, 6-digit)
2520.10, 2833.29
EU CN code (8-digit)
2520 10 00, 2833 29 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
calcium sulfate
InChIKey
OSGAYBCDTDRGGQ-UHFFFAOYSA-L
SMILES
[O-]S(=O)(=O)[O-].[Ca+2]
Synonyms (99)
- D-123
- E-516
- GIBS
- SSS-A
- USP Solution Calcium Sulfate TS Conforms to USP
- A 30
- Anhydrite
- Anhydrous calcium sulfate
- Anhydrous gypsum
- Anhydrous sulfate of lime
- Anhydrous sulphate of lime
- Artificial Dental Stone
- Basic calcium sulfate
- CALCAREA SULFURICA 6X
- CALCAREA SULPH
- CALCAREA SULPHURICA 6X
- CALCIUM SULFATE
- CAS 20
- Calc Sulph
- Calc Sulph 12X
- Calc Sulph 14X
- Calc Sulph 200X
- Calc Sulph 30X
- Calc Sulph 3X
- Calc Sulph 6X
- Calcarea Sulfurica
- Calcarea Sulphurica 200ck
- Calcarea Sulphurica 8003
- Calcarea sulphurica
- Calcarea sulphurica 30C
- Calcii sulfas
- Calcium (as sulfate)
- Calcium salt of sulfuric acid
- Calcium sulfate (CaSO4)
- Calcium sulfate (NF)
- Calcium sulfate, anhydrous
- Calcium sulfate, unspecified
- Calcium sulfate-325 mesh
- Calcium sulfuricum
- Calcium sulphate anhydrous
- Calcium sulphate, natural
- Calmatrix
- Crysalba
- Dead-burned gypsum
- Denka sigma 1000
- Dental Stone, Artificial
- Drierite
- Drierite commercial 200 mesh
- Drierite commercial 4 mesh
- Drierite commercial 6 mesh
- Drierite commercial 8 mesh
- Drierite, indicatiing 6 mesh
- Drierite, indicating 4 mesh
- Drierite, regular 10-20 mesh
- Drierite, regular 20-40 mesh
- Drierite, regular 4 mesh
- Drierite, regular 8 mesh
- Franklin Fiber H 45
- Gypsum, Dental
- INS NO.516
- Indicating drierite 8 mesh
- Insoluble anhydrite
- Kalziumsulfat
- Karstenite
- Muriacite
- Native calcium sulphate
- Natural anhydrite
- Oparex 10
- Osteoset
- Plaster of Paris, anhydrite
- Precipitated calcium sulphate
- Raddichem 27
- Regular drierite 6 mesh
- SULFURIC ACID CALCIUM SALT
- Shigao
- Stone paste
- Stone, Artificial Dental
- TONICPET 3
- Thiolite
- calcium sulfat
- calcium sulphate
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