产品名称９/div>
7757-82-6
Sodium Sulfate
硫酸钟br />
产品介绍９/div>
产品说明
联系
Replaces: SX0761-20
分析说明
Assay (alkalimetric): 99.0 %
Assay (alkalimetric, calculated on dried substance): 98.5 - 101.0 %
Identity: passes test
Appearance of solution: passes test
Insoluble matter: 0.01 %
Acidity or alkalinity: passes test
pH-value (5?%; water; 25?C): 5.2 - 8.0
Chloride (Cl): 0.001 %
Phosphate (PO?): 0.001 %
Total nitrogen (N): 0.0005 %
Heavy metals (ACS): 0.0005 %
Heavy metals (as Pb): 0.0005 %
As (Arsenic): 0.0001 %
Ca (Calcium): 0.005 %
Fe (Iron): 0.0005 %
K (Potassium): 0.002 %
Mg (Magnesium): 0.001 %
Loss on drying (130?C): 0.5 %
Loss on ignition (800?C): 0.5 %
Corresponds to ACS, ISO, Reag. Ph Eur
法律信息
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
基本信息
| 线性分子式 |
Na2SO4 |
| 分子野/td> |
142.04 |
| MDL编号 |
MFCD00003504 |
| EC索引叶/td> |
231-820-9 |
产品性质
| 质量水平 |
300 |
| 等级 |
ACS reagent |
| agency |
reag. ISO
reag. Ph. Eur. |
| 测定 |
99.0% (alkalimetric)
98.5-101% dry basis (alkalimetric) |
| 形式 |
solid |
| 效能 |
>2000 mg/kg LD50, oral (Rat) |
| pH?酸碱? |
5.2-8.0 (20 ? 50 g/L in H2O) |
| mp |
884 (lit.) |
| 密度 |
2.68 g/mL at 25 (lit.) |
| 堆积密度 |
1400?1600 kg/m3 |
| 痕量阴离孏/td> |
chloride (Cl-): 0.001%
phosphate (PO43-): 0.001% |
| 痕量阳离孏/td> |
As: 0.0001%
Ca: 0.005%
Fe: 0.0005%
K: 0.002%
Mg: 0.001%
N: 0.0005%
heavy metals: 0.0005%
heavy metals (as Pb): 0.0005% |
| 储存温度 |
2-30ℂ/td> |
| SMILES string |
[Na+].[Na+].[O-]S([O-])(=O)=O |
| InChI |
1S/2Na.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2 |
| InChI key |
PMZURENOXWZQFD-UHFFFAOYSA-L |
安全信息
| 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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