产品说明
分析说明
Identity: passes test
Assay (complexometric): ≥ 97 %
Appearance of solution: passes test
Substances soluble in water: ≤ 0.4 %
Substances insoluble in hydrochloric acid: ≤ 0.02 %
Substances precipitated by ammonia: ≤ 0.02 %
Carbonate (as CO₂): ≤ 1.5 %
Chloride (Cl): ≤ 0.01 %
Nitrate (NO₃): ≤ 0.005 %
Sulfate (SO₄): ≤ 0.001 %
Sulfate and sulphite (as SO₄): ≤ 0.02 %
Total nitrogen (N): ≤ 0.002 %
Heavy metals (as Pb): ≤ 0.003 %
As (Arsenic): ≤ 0.0001 %
Ca (Calcium): ≤ 0.05 %
Cu (Copper): ≤ 0.001 %
Fe (Iron): ≤ 0.005 %
K (Potassium): ≤ 0.005 %
Mn (Manganese): ≤ 0.0005 %
Na (Sodium): ≤ 0.25 %
Pb (Lead): ≤ 0.001 %
Zn (Zinc): ≤ 0.0005 %
Barium and Strontium (as Ba): ≤ 0.005 %
Loss on ignition (1000 °C): ≤ 2.0 %
Conforms to ACS
法律信息
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
基本信息
| 经验(实验)分子式 | MgO |
| 分子量 | 40.30 |
| MDL编号 | MFCD00011109 |
| EC索引号 | 215-171-9 |
产品性质
| 质量水平 | 300 |
| 等级 | ACS reagent |
| 测定 | ≥97% (complexometric) |
| 形式 | solid |
| pH值(酸碱度) | 10.3 (20 ℃ in H2O, saturated solution) |
| bp | 3600 ℃/1000 hPa |
| mp | 2800 ℃ |
| 密度 | 3.58 g/cm3 at 25 ℃ |
| 堆积密度 | 100 kg/m3 |
| 痕量阴离子 | carbonate (CO32-): ≤1.5% chloride (Cl-): ≤0.01% nitrate (NO3-): ≤0.005% sulfate (SO42-): ≤0.001% sulfate, sulfite (as SO42-): ≤0.02% |
| 痕量阳离子 | As: ≤ 0.0001% Ba + Sr (as Ba): ≤ 0.005% Ca: ≤ 0.05% Cu: ≤ 0.001% Fe: ≤ 0.005% K: ≤ 0.005% Mn: ≤ 0.0005% N: ≤ 0.002% Na: ≤ 0.25% Pb: ≤ 0.001% Zn: ≤ 0.0005% heavy metals (as Pb): ≤ 0.003% |
| 储存温度 | no temp limit |
| InChI | 1S/Mg.O |
| InChI key | CPLXHLVBOLITMK-UHFFFAOYSA-N |
安全信息
| 储存分类代码 | 11 - Combustible Solids |
| WGK | WGK 1 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
