A2140

Ammonium aluminum sulfate dodecahydrate

ReagentPlus^®, ≥99% (titration)

• Synonim(y): Aluminum ammonium sulfate dodecahydrate, Ammonium alum
• Wzór liniowy: AlNH₄(SO₄)₂ · 12H₂O
• Numer CAS: 7784-26-1
• Masa cząsteczkowa: 453.33
• Numer WE: 232-055-3
• Numer MDL: MFCD00149958
• Kod UNSPSC: 12352302
• Identyfikator substancji w PubChem: 329770770
• NACRES: NA.55

Właściwości

• Poziom jakości: 100
• linia produktu: ReagentPlus^®
• Próba: ≥99% (titration)
• Postać: powder or crystals
• pH: 2.6 (25 °C, 100 g/L)
• mp: 93.5 °C (lit.)
• ciąg 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
• Klucz InChI: WZUKKIPWIPZMAS-UHFFFAOYSA-K

Opis

Opis ogólny

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.

Zastosowanie

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

Informacje prawne

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

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Informacja o środkach bezpieczeństwa

• Kod klasy składowania: 13 - Non Combustible Solids
• Klasa zagrożenia wodnego (WGK): WGK 2