基本信息
| 线性分子式 | CaCO3 |
| 分子量 | 100.09 |
| Beilstein | 8008338 |
| EC 号 | 207-439-9 |
| MDL编号 | MFCD00010906 |
| PubChem化学物质编号 | 329749592 |
| NACRES | NA.21 |
产品性质
| 质量水平 | 200 |
| 等级 | puriss. |
| 测定 | 98.5-100.5% (based on anhydrous substance) |
| 形式 | powder |
| 质量 | meets analytical specification of Ph. Eur., BP, USP, FCC, E170 precipitated |
| 杂质 | organic volatile impurities, complies residual solvents, complies ≤0.002% heavy metals (as Pb) ≤0.2% insoluble in acid (CH3COOH) ≤0.2% insoluble in hydrochloric acid ≤1% alkali-, Mg-ions (as SO4) |
| 缺失 | ≤2% loss on drying, 200 ℃ |
| pH值(酸碱度) | 8 |
| 密度 | 2.93 g/mL at 25 ℃ (lit.) |
| 痕量阴离子 | chloride (Cl-): ≤200 mg/kg fluoride (F-): ≤50 mg/kg sulfate (SO42-): ≤2000 mg/kg |
| 痕量阳离子 | As: ≤2 mg/kg Ba:, in accordance Cu: ≤10 mg/kg Fe: ≤200 mg/kg Hg: ≤0.5 mg/kg Pb: ≤3 mg/kg Zn: ≤10 mg/kg |
| SMILES string | [Ca++].[O-]C([O-])=O |
| InChI | 1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2 |
| InChI key | VTYYLEPIZMXCLO-UHFFFAOYSA-L |
安全信息
| 储存分类代码 | 11 - Combustible Solids |
| WGK | nwg |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
Sigma-Aldrich
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