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CAS 7784-25-0 — Ammonium aluminum sulfate dodecahydrate

Ammonium aluminum sulfate dodecahydrate, also called alum, is an inorganic chemical primarily used as a coagulant in water treatment, paper manufacturing, and as a mordant in dyeing processes. It appears as colorless crystals and is highly soluble in water. This chemical has a CAS number of 7784-25-0, with the molecular formula H₂₈AlNO₂₀S₂ and a molecular weight of 456.35 g/mol. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies ammonium aluminum sulfate dodecahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.