产品说明
分析说明
Assay (complexometric): 99.0 - 102.0 %
Insoluble matter: ≤ 0.005 %
Chloride (Cl): ≤ 0.0005 %
Nitrate (NO₃): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.001 %
As (Arsenic): ≤ 0.00005 %
Ca (Calcium): ≤ 0.05 %
Cr (Chromium): ≤ 0.0005 %
Fe (Iron): ≤ 0.0002 %
K (Potassium): ≤ 0.005 %
Mn (Manganese): ≤ 0.0005 %
Na (Sodium): ≤ 0.005 %
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 | NH4Al(SO4)2 · 12 H2O |
| 分子量 | 453.33 |
| MDL编号 | MFCD00149958 |
| EC索引号 | 232-055-3 |
产品性质
| 质量水平 | 300 |
| 等级 | ACS reagent |
| 测定 | 99.0-102.0% (complexometric) |
| 形式 | solid |
| pH值(酸碱度) | 2.6 (25 ℃, 100 g/L in H2O) |
| bp | 200 ℃/1013 hPa |
| mp | 93 ℃ |
| 堆积密度 | 700‑800 kg/m3 |
| 痕量阴离子 | chloride (Cl-): ≤0.0005% nitrate (NO3-): ≤0.001% |
| 痕量阳离子 | As: ≤ 0.00005% Ca: ≤ 0.05% Cr: ≤ 0.0005% Fe: ≤ 0.0002% K: ≤ 0.005% Mn: ≤ 0.0005% Na: ≤ 0.005% heavy metals (as Pb): ≤ 0.001% |
| 储存温度 | 2-30℃ |
| InChI | 1S/Al.H3N.2H2O4S.12H2O/c;;2*1-5(2,3)4;;;;;;;;;;;;/h;1H3;2*(H2,1,2,3,4);12*1H2/q+3;;;;;;;;;;;;;;;/p-3 |
| InChI key | WZUKKIPWIPZMAS-UHFFFAOYSA-K |
安全信息
| 储存分类代码 | 13 - Non Combustible Solids |
| WGK | WGK 2 |
SUPELCO
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