产品说明
一般描述
Aluminum potassium sulfate dodecahydrate is an inorganic sulfate salt of aluminum and potassium. Linear growth rates of (100), (111) and (110) faces of its crystals have been investigated.
基本信息
| 线性分子式 | AlK(SO4)2 · 12H2O |
| 分子量 | 474.39 |
| EC 号 | 233-141-3 |
| MDL编号 | MFCD00149143 |
| PubChem化学物质编号 | 329753695 |
| NACRES | NB.24 |
产品性质
| 质量水平 | 200 |
| 等级 | ACS reagent puriss. p.a. |
| agency | reag. Ph. Eur. |
| 测定 | ≥99.5% |
| 形式 | powder or crystals |
| 杂质 | ≤0.005% ammonium (NH4) |
| pH值(酸碱度) | 3.0-3.5 (20 ℃, 10%) |
| mp | 92 ℃ (lit.) |
| 密度 | 1.757 g/mL at 25 ℃ (lit.) |
| 痕量阴离子 | chloride (Cl-): ≤5 mg/kg |
| 痕量阳离子 | As: ≤2 mg/kg Cd: ≤5 mg/kg Cu: ≤5 mg/kg Fe: ≤5 mg/kg Na: ≤100 mg/kg Pb: ≤10 mg/kg |
| SMILES string | O.O.O.O.O.O.O.O.O.O.O.O.[Al+3].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O |
| InChI | 1S/Al.K.2H2O4S.12H2O/c;;2*1-5(2,3)4;;;;;;;;;;;;/h;;2*(H2,1,2,3,4);12*1H2/q+3;+1;;;;;;;;;;;;;;/p-4 |
| InChI key | GNHOJBNSNUXZQA-UHFFFAOYSA-J |
安全信息
| 储存分类代码 | 13 - Non Combustible Solids |
| WGK | WGK 1 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
Sigma-Aldrich
m.cnreagent.com
