基本信息
| 线性分子式 | CaSO4 · 2H2O |
| 分子量 | 172.17 |
| EC 号 | 231-900-3 |
| MDL编号 | MFCD00149625 |
| PubChem化学物质编号 | 329749608 |
| NACRES | NA.21 |
产品性质
| 等级 | puriss. |
| 质量水平 | 500 |
| 测定 | 99.0-101.0% (based on anhydrous substance) |
| 形式 | powder |
| 质量 | meets analytical specification of NF, E 516 |
| 杂质 | residual solvents, in accordance ≤0.001% heavy metals (as Pb) |
| 缺失 | 19.0-23.0% loss on drying, 250 ℃ |
| 痕量阴离子 | chloride (Cl-): ≤100 mg/kg fluoride (F-): ≤30 mg/kg |
| 痕量阳离子 | As: ≤3 mg/kg Fe: ≤50 mg/kg Hg: ≤10 mg/kg Pb: ≤5 mg/kg Se: ≤30 mg/kg |
| SMILES string | O.O.[Ca++].[O-]S([O-])(=O)=O |
| InChI | 1S/Ca.H2O4S.2H2O/c;1-5(2,3)4;;/h;(H2,1,2,3,4);2*1H2/q+2;;;/p-2 |
| InChI key | PASHVRUKOFIRIK-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 |
Sigma-Aldrich
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