Aluminum sodium sulfate

Synonyms

Sodium alum, anhydrous; Aluminum sodium sulfate (AlNa(SO4)2); Aluminum sodium sulfate, NaAl(SO4)2; Soda alum; Sodium alum; Sodium aluminum sulfate; Sodium aluminum sulfate (NaAl(SO4)2); Sulfuric acid, aluminum sodium salt (2:1:1); [ChemIDplus]

Category

Metals, Inorganic Compounds

Description

Dodecahydrate: Colorless solid; Effloresces in air; [Hawley] White odorless powder; Soluble in water; [MSDSonline]

Sources/Uses

Used in textiles (mordant and waterproofing), ceramics, tanning, matches, and inks; Also used in paper sizing (precipitant), sugar refining, water purification, food additives, engraving, and veterinary medications (dusting powder on wounds, astringent, hemostatic agent, and oral treatment of laminitis in horses); [HSDB]

Comments

May cause eye irritation; [HSDB] May cause irritation; [MSDSonline] The dodecahydrate is CAS # 7784-28-3 (sodium alum); See "Aluminum potassium sulfate dodecahydrate." See "Aluminum."

Biomedical References

Processes

Industrial Processes with risk of exposure:

• Leather Tanning and Processing
• Pulp and Paper Processing
• Sewer and Wastewater Treatment
• Textiles (Printing, Dyeing, or Finishing)

Activities

Activities with risk of exposure:

• Ceramics making