产品说明
分析说明
Assay (complexometric): ≥ 99.0 %
Substances insoluble in hydrochloric acid: ≤ 0.005 %
Chloride (Cl): ≤ 0.02 %
Sulfate (SO₄): ≤ 0.01 %
Total nitrogen (N): ≤ 0.01 %
Heavy metals (as Pb): ≤ 0.001 %
Ba (Barium): ≤ 0.02 %
Fe (Iron): ≤ 0.001 %
K (Potassium): ≤ 0.002 %
Mg (Magnesium): ≤ 0.02 %
Na (Sodium): ≤ 0.005 %
Sr (Strontium): ≤ 0.02 %
法律信息
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
基本信息
| 线性分子式 | CaCO3 |
| 分子量 | 100.09 |
| Beilstein | 8008338 |
| MDL编号 | MFCD00010906 |
| EC索引号 | 207-439-9 |
产品性质
| 质量水平 | 300 |
| 测定 | ≥99.0% (complexometric) |
| 形式 | solid |
| 效能 | 6450 mg/kg LD50, oral (Rat) >2000 mg/kg LD50, skin (Rat) |
| pH值(酸碱度) | 9.5-10.5 (20 ℃, 100 g/L in H2O, slurry) |
| mp | 825 ℃ (decomposition) |
| 溶解性 | 0.017 g/L |
| 密度 | 2.93 g/mL at 25 ℃ (lit.) |
| 堆积密度 | 300‑1400 kg/m3 |
| 痕量阴离子 | chloride (Cl-): ≤0.02% sulfate (SO42-): ≤0.01% |
| 痕量阳离子 | Ba: ≤ 0.02% Fe: ≤ 0.001% K: ≤ 0.002% Mg: ≤ 0.02% N: ≤ 0.01% Na: ≤ 0.005% Sr: ≤ 0.02% heavy metals (as Pb): ≤ 0.001% |
| 储存温度 | 10-30℃ |
| 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 | 13 - Non Combustible Solids |
| WGK | nwg |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
SUPELCO
m.cnreagent.com
