A2140

Ammonium aluminum sulfate dodecahydrate

ReagentPlus^®, ≥99% (titration)

• Sinônimo(s): Aluminum ammonium sulfate dodecahydrate, Ammonium alum
• Fórmula linear: AlNH₄(SO₄)₂ · 12H₂O
• Número CAS: 7784-26-1
• Peso molecular: 453.33
• Número CE: 232-055-3
• Número MDL: MFCD00149958
• Código UNSPSC: 12352302
• ID de substância PubChem: 329770770
• NACRES: NA.55

Propriedades

• grau: reagent
• Nível de qualidade: 100
• linha de produto: ReagentPlus^®
• Ensaio: ≥99% (titration)
• Formulário: powder or crystals
• pH: 2.6 (25 °C, 100 g/L)
• pf: 93.5 °C (lit.)
• cadeia de caracteres SMILES: [Al+3].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H][N+]([H])([H])[H].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O
• InChI: 1S/Al.H3N.2H2O4S.12H2O/c;;2*1-5(2,3)4;;;;;;;;;;;;/h;1H3;2*(H2,1,2,3,4);12*1H2/q+3;;;;;;;;;;;;;;;/p-3
• chave InChI: WZUKKIPWIPZMAS-UHFFFAOYSA-K

Descrição

Descrição geral

Ammonium aluminum sulfate dodecahydrate, commonly called as ammonium alum, is widely used in the water purification, cosmetic formulation, fertilizers and food preservation. Its thermal decomposition has been studied. It has high latent heat of 251kJkg^-1 with a potential use in the heating system. Its utility as a flame-retardant for cotton fabric has been studied.

Aplicação

Ammonium aluminum sulfate dodecahydrate may be used in the preparation of alum (Al(OH)₃) gel and monodispersed yttrium aluminum garnet (YAG) powder.

Informações legais

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

Informações de segurança

• Código de classe de armazenamento: 13 - Non Combustible Solids
• Classe de risco de água (WGK): WGK 2