产品说明
包装
2.5 kg in poly bottle
100, 500 g in poly bottle
应用
缓冲剂组分，可用于除去外周膜蛋白。
基本信息
| 线性分子式 | Na2CO3 · H2O |
| 分子量 | 124.00 |
| EC 号 | 207-838-8 |
| MDL编号 | MFCD00149177 |
| PubChem化学物质编号 | 329752384 |
| NACRES | NA.21 |
产品性质
| 质量水平 | 200 |
| 等级 | ACS reagent |
| 测定 | ≥99.5% |
| 形式 | powder or crystals |
| 杂质 | ≤0.001% N compounds ≤0.004% S compounds ≤0.005% silica ≤0.01% NH4OH ppt. ≤0.01% insolubles |
| 缺失 | 13.0-15.0% loss on drying |
| 痕量阴离子 | chloride (Cl-): ≤0.001% phosphate (PO43-): ≤5 ppm sulfur compounds (as SO42-): ≤0.004% |
| 痕量阳离子 | Ca: ≤0.03% Fe: ≤5 ppm K: ≤0.005% Mg: ≤0.005% heavy metals (as Pb): ≤5 ppm |
| SMILES string | O.[Na+].[Na+].[O-]C([O-])=O |
| InChI | 1S/CH2O3.2Na.H2O/c2-1(3)4;;;/h(H2,2,3,4);;;1H2/q;2*+1;/p-2 |
| InChI key | MQRJBSHKWOFOGF-UHFFFAOYSA-L |
安全信息
| 象形图 |  |
| 警示用语： | Warning |
| 危险声明 | H319 |
| 预防措施声明 | P264 - P280 - P305 + P351 + P338 - P337 + P313 |
| 危险分类 | Eye Irrit. 2 |
| 储存分类代码 | 11 - Combustible Solids |
| WGK | WGK 1 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
Sigma-Aldrich
m.cnreagent.com
