A2140

Ammonium aluminum sulfate dodecahydrate

ReagentPlus^®, ≥99% (titration)

• 동의어(들): Aluminum ammonium sulfate dodecahydrate, Ammonium alum
• Linear Formula: AlNH₄(SO₄)₂ · 12H₂O
• CAS Number: 7784-26-1
• Molecular Weight: 453.33
• EC Number: 232-055-3
• MDL number: MFCD00149958
• UNSPSC 코드: 12352302
• PubChem Substance ID: 329770770
• NACRES: NA.55

속성

• Quality Level: 100
• 제품 라인: ReagentPlus^®
• 분석: ≥99% (titration)
• 형태: powder or crystals
• pH: 2.6 (25 °C, 100 g/L)
• mp: 93.5 °C (lit.)
• SMILES string: [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
• InChI key: WZUKKIPWIPZMAS-UHFFFAOYSA-K

설명

일반 설명

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.

애플리케이션

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

법적 정보

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

안전성 정보

• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 2