基本信息
| 线性分子式 | Na2SO3 |
| 分子量 | 126.04 |
| EC 号 | 231-821-4 |
| MDL编号 | MFCD00003503 |
| PubChem化学物质编号 | 329750185 |
| NACRES | NA.22 |
产品性质
| 质量水平 | 100 |
| 等级 | puriss. |
| 测定 | 95.0-100.0% (iodometric) |
| 形式 | solid |
| 质量 | meets analytical specification of Ph. Eur., BP, NF |
| 杂质 | residual solvents, complies ≤0.001% heavy metals (as Pb) ≤0.05% thiosulfate (S2O3) |
| pH值(酸碱度) | 9.0-10.5 (25 ℃, 126 g/L) |
| 痕量阴离子 | chloride (Cl-): ≤200 mg/kg |
| 痕量阳离子 | Fe: ≤10 mg/kg Se: ≤10 mg/kg Zn: ≤10 mg/kg |
| 适用性 | complies for appearance of solution |
| SMILES string | [Na+].[Na+].[O-]S([O-])=O |
| InChI | 1S/2Na.H2O3S/c;;1-4(2)3/h;;(H2,1,2,3)/q2*+1;/p-2 |
| InChI key | GEHJYWRUCIMESM-UHFFFAOYSA-L |
安全信息
| 补充剂危害 | EUH031 |
| 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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