半岛bd体育手机客户端 说明
一般描述
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-1with a potential use in the heating system. Its utility as a flame-retardant for cotton fabric has been studied.
应用
Ammonium aluminum sulfate dodecahydrate may be used in the preparation of alum (Al(OH)3) gel and monodispersed yttrium aluminum garnet (YAG) powder.
包装
500 g in poly bottle
1 kg in poly bottle
法律信息
ReagentPlusis a registered trademark of sigma-aldrich Co. LLC
基本信息
| 线性分子式 | AlNH4(SO4)2· 12H2O |
| 分子量 | 453.33 |
| EC 号 | 232-055-3 |
| MDL编号 | MFCD00149958 |
| PubChem化学物质编号 | 329770770 |
| NACRES | NA.55 |
半岛bd体育手机客户端 性质
| 质量水平 | 100 |
| 半岛bd体育手机客户端 线 | ReagentPlus? |
| 测定 | ≥99% (titration) |
| 形式 | powder or crystals |
| pH值(酸碱度) | 2.6 (25 ℃, 100 g/L) |
| mp | 93.5 ℃ (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 |
安全信息
| 储存分类代码 | 11 - Combustible Solids |
| WGK | WGK 2 |
Sigma-Aldrich
m.cnreagent.com
