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CAS 10102-71-3

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Sodium aluminum sulfate

Description:
Sodium aluminum sulfate, with the CAS number 10102-71-3, is an inorganic compound commonly used as a food additive, coagulant in water treatment, and in various industrial applications. It appears as a white crystalline solid and is highly soluble in water, forming a slightly acidic solution. This compound is often utilized in the food industry as a leavening agent and is recognized for its ability to stabilize emulsions. In addition to its culinary uses, sodium aluminum sulfate plays a significant role in the textile and paper industries, where it is employed as a mordant and a sizing agent, respectively. It is also used in the production of certain types of ceramics and as a flame retardant. While generally considered safe for use in food products, it is important to adhere to regulatory guidelines regarding its concentration. The compound exhibits properties typical of aluminum salts, including the potential for aluminum exposure, which has raised some health considerations in specific contexts. Overall, sodium aluminum sulfate is a versatile compound with a range of applications across various sectors.
Formula:Al·2H2O4S·Na
InChI:InChI=1S/Al.Na.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)
InChI key:InChIKey=JPCAQJCNODHWMY-UHFFFAOYSA-N
SMILES:S(=O)(=O)(O)O.[Al].[Na]
Synonyms:
  • Sulfuric acid, aluminum sodium salt (2:1:1)
  • Sodium alum
  • Soda alum
  • Sodium aluminum sulfate [NaAl(SO4)2]
  • Aluminum sodium sulfate (NaAl(SO4)2)
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