产品说明
联系
Replaces: SX0715; SX0715-3; SX0715-20
分析说明
Assay (acidimetric): 98.0 - 102.0 %
Identity: passes test
Insoluble matter: ≤ 0.005 %
pH-value (5 %; water, 25 °C): 8.7 - 9.3
Chloride (Cl): ≤ 0.001 %
Sulfate (SO₄): ≤ 0.005 %
Heavy metals (ACS): ≤ 0.001 %
Fe (Iron): ≤ 0.001 %
Corresponds to ACS
法律信息
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
基本信息
| 线性分子式 | Na2HPO4 · 7H2O |
| 分子量 | 268.07 |
| MDL编号 | MFCD00149180 |
| EC索引号 | 231-448-7 |
产品性质
| 质量水平 | 300 |
| 等级 | ACS reagent |
| 蒸汽密度 | 4.9 (vs air) |
| 测定 | 98.0-102.0% (acidimetric) |
| 形式 | solid |
| 效能 | 12930 mg/kg LD50, oral (Rat) |
| pH值(酸碱度) | 8.7-9.3 (25 ℃, 50 g/L in H2O) |
| mp | 48 ℃ (Elimination of water of crystallisation) |
| 溶解性 | 154 g/L |
| 密度 | 1.68 g/mL at 25 ℃ (lit.) |
| 堆积密度 | 800 kg/m3 |
| 痕量阴离子 | chloride (Cl-): ≤0.001% sulfate (SO42-): ≤0.005% |
| 痕量阳离子 | Fe: ≤ 0.001% heavy metals: ≤ 0.001% |
| 储存温度 | 2-30℃ |
| SMILES string | O.O.O.O.O.O.O.[Na+].[Na+].OP([O-])([O-])=O |
| InChI | 1S/2Na.H3O4P.7H2O/c;;1-5(2,3)4;;;;;;;/h;;(H3,1,2,3,4);7*1H2/q2*+1;;;;;;;;/p-2 |
| InChI key | PYLIXCKOHOHGKQ-UHFFFAOYSA-L |
安全信息
| 储存分类代码 | 13 - Non Combustible Solids |
| WGK | WGK 3 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
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