Calcium stearate
Agent Name
Calcium stearate
CAS Number
1592-23-0
Formula
C36-H70-O4.Ca
Major Category
Other Classes
Synonyms
Aquacal; Calcium bis(stearate); Calcium distearate; Calcium octadecanoate; Calcium stearate; Calstar; Flexichem; Flexichem CS; G 339 S; G 339S; Nopcote C 104; Octadecanoic acid, calcium salt; Stavinor 30; Stearates; Stearic acid, calcium salt; Synpro stearate; Witco G 339S; [ChemIDplus]
Category
Stearates
Description
White powder; [Sax]
Sources/Uses
Used as a conditioning agent (food and drugs), a waterproofing agent (fabrics, cement, stucco, explosives), a lubricant (pencils and wax crayons), a stabilizer (PVC resins), and a releasing agent for molded plastic; [Merck Index]
Comments
In the GRAS (generally recognized as safe) database of the US Food and Drug Administration (FDA); [ChemIDplus] Has similar properties to other stearates; Low toxicity; Explosive dust-air mixtures can form; [CHEMINFO] See "STEARATES."
Biomedical References
Exposure Assessment
TLV (ACGIH)
10 mg/m3
Vapor Pressure
2.21E-15 mm Hg
Lethal Concentration
LC (mammals) > 1241 mg/m3/4H;
Explanatory Notes
Melting point equals 217 ° F; [CHEMINFO] Stearates (not including stearates of toxic metals) have a TLV of 10 mg/m3 and are A4 (not classifiable as a human carcinogen; [ACGIH]
NFPA
must be preheated
Adverse Effects
ACGIH Carcinogen
Not Classifiable
Diseases, Processes, and Activities Linked to This Agent
Processes
Industrial Processes with risk of exposure: