产品说明
一般描述
Sodium sulfate decahydrate (Glauber′s salt, mirabilite, Na2SO4·10H2O) is the decahydrate salt of sodium sulfate. Its crystal structure has been investigated by single-crystal neutron diffraction studies. Its crystallization enthalpy has been evaluated. It can be synthesized by reacting MnSO4, thiophene-2,5-dicarboxylic acid and sodium glutamate.
基本信息
| 线性分子式 | Na2SO4 · 10H2O |
| 分子量 | 322.20 |
| EC 号 | 231-820-9 |
| MDL编号 | MFCD00149189 |
| PubChem化学物质编号 | 329763671 |
| NACRES | NA.21 |
产品性质
| 质量水平 | 200 |
| 等级 | puriss. p.a. |
| 测定 | ≥99.0% (calc. based on dry substance, T) |
| 形式 | crystals |
| 质量 | crystallized |
| 杂质 | ≤0.0005% total nitrogen (N) |
| 缺失 | 53-57% loss on drying, 130 ℃ |
| pH值(酸碱度) | 5.0-8.0 (25 ℃, 50 mg/mL in H2O) |
| 密度 | 1.46 g/mL at 25 ℃ (lit.) |
| 痕量阴离子 | chloride (Cl-): ≤5 mg/kg phosphate (PO43-): ≤10 mg/kg |
| 痕量阳离子 | Ca: ≤20 mg/kg Cd: ≤5 mg/kg Co: ≤5 mg/kg Cr: ≤5 mg/kg Cu: ≤5 mg/kg Fe: ≤5 mg/kg K: ≤20 mg/kg Mg: ≤5 mg/kg Mn: ≤5 mg/kg Ni: ≤5 mg/kg Pb: ≤5 mg/kg Zn: ≤5 mg/kg |
| SMILES string | O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]S([O-])(=O)=O |
| InChI | 1S/2Na.H2O4S.10H2O/c;;1-5(2,3)4;;;;;;;;;;/h;;(H2,1,2,3,4);10*1H2/q2*+1;;;;;;;;;;;/p-2 |
| InChI key | RSIJVJUOQBWMIM-UHFFFAOYSA-L |
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 |
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