产品名称
氢氧化钠 溶液, for analysis EMSURE®
vapor pressure
3 mmHg ( 37 °C)
Quality Level
product line
EMSURE®
concentration
45.0-50.0% NaOH
impurities
≤0.00001% Hg (Mercury), ≤0.0002% Al (Aluminium), ≤0.0005% Ca (Calcium), ≤0.0005% Mg (Magnesium), ≤0.005% Sulfate (SO4), ≤0.006% Chloride (Cl), ≤0.2% Carbonate (as Na2CO3)
pH
14 (20 °C, 89 g/L in H2O)
bp
135 °C/1013 hPa
density
1.48 g/cm3 at 20 °C
storage temp.
15-25°C
InChI
1S/Na.H2O/h;1H2/q+1;/p-1
InChI key
HEMHJVSKTPXQMS-UHFFFAOYSA-M
Analysis Note
Assay (acidimetric,NaOH): 45.0 - 50.0 %
Carbonate (as Na₂CO₃): ≤ 0.2 %
Chloride (Cl): ≤ 0.006 %
Sulfate (SO₄): ≤ 0.005 %
Al (Aluminium): ≤ 0.0002 %
Ca (Calcium): ≤ 0.0005 %
Hg (Mercury): ≤ 0.00001 %
Mg (Magnesium): ≤ 0.0005 %
Carbonate (as Na₂CO₃): ≤ 0.2 %
Chloride (Cl): ≤ 0.006 %
Sulfate (SO₄): ≤ 0.005 %
Al (Aluminium): ≤ 0.0002 %
Ca (Calcium): ≤ 0.0005 %
Hg (Mercury): ≤ 0.00001 %
Mg (Magnesium): ≤ 0.0005 %
Legal Information
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
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signalword
Danger
hcodes
Hazard Classifications
Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
存储类别
8B - Non-combustible, corrosive hazardous materials
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
法规信息
危险化学品
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全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 1113602500 | 04022536132327 |
| 1113609025 | 04022536132334 |
| 1113609950 | 04027269163136 |