产品说明
联系
Replaces: SX0740-1
分析说明
Assay (acidimetric): 99.0 - 103.0 %
Insoluble matter: ≤ 0.01 %
pH-value (5 %; water, 25 °C): 9.5 - 10.5
Chloride (Cl): ≤ 0.001 %
Orthophosphate (PO4): ≤ 0.1 %
Sulfate (SO₄): ≤ 0.005 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.005 %
Corresponds to ACS, Reag. Ph Eur
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 | Na4O7P2 · 10H2O |
| 分子量 | 446.06 |
| MDL编号 | MFCD00149200 |
| EC索引号 | 231-767-1 |
产品性质
| 质量水平 | 300 |
| 等级 | ACS reagent |
| 机构 | reag. Ph. Eur. |
| 测定 | 99.0-103.0% (acidimetric) |
| 形式 | solid |
| pH值(酸碱度) | 9.5-10.5 (20 ℃, 50 g/L in H2O) |
| mp | 988 ℃ (anhydrous substance) |
| 密度 | 1.82 g/cm3 at 20 ℃ |
| 堆积密度 | 650 kg/m3 |
| 痕量阴离子 | chloride (Cl-): ≤0.001% phosphate (PO43-): ≤0.1% sulfate (SO42-): ≤0.005% |
| 痕量阳离子 | Fe: ≤ 0.0005% K: ≤ 0.005% heavy metals (as Pb): ≤ 0.0005% |
| 储存温度 | 2-30℃ |
| InChI | 1S/4Na.H4O7P2.10H2O/c;;;;1-8(2,3)7-9(4,5)6;;;;;;;;;;/h;;;;(H2,1,2,3)(H2,4,5,6);10*1H2/q4*+1;;;;;;;;;;;/p-4 |
| InChI key | VZWGHDYJGOMEKT-UHFFFAOYSA-J |
安全信息
| 象形图 |   |
| 警示用语： | Danger |
| 危险声明 | H302 - H318 |
| 预防措施声明 | P264 - P270 - P280 - P301 + P312 - P305 + P351 + P338 - P501 |
| 危险分类 | Acute Tox. 4 Oral - Eye Dam. 1 |
| 储存分类代码 | 13 - Non Combustible Solids |
| WGK | WGK 1 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
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