SODIUM HYDROXIDE SOLUTION 21% FOR ANALYSIS

Code: 1055939025 D2-231

Analysis Note

Assay (acidimetric): 19.0 - 21.8 Êrbonate (as Na2CO3): ≤ 0.2 %Chloride (Cl): ≤ 0.005 %Sulfate (SO4): ≤ 0.005 ...


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Analysis Note

Assay (acidimetric): 19.0 - 21.8 Êrbonate (as Na2CO3): ≤ 0.2 %Chloride (Cl): ≤ 0.005 %Sulfate (SO4): ≤ 0.005 %Heavy metals (as Pb): ≤ 0.002 þ (Iron): ≤ 0.001 %

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

concentration19.0-21.8% NaOH
density1.219 g/cm3 at 20 °C
formliquid
impurities≤0.002% Heavy metals (as Pb), ≤0.001% Fe (Iron), ≤0.005% Chloride (Cl), ≤0.2% Carbonate (as Na2CO3), ≤0.005% Sulfate (SO4)
InChI keyHEMHJVSKTPXQMS-UHFFFAOYSA-M
InChI1S/Na.H2O/h;1H2/q+1;/p-1
pH>11 (20 °C in H2O)
product lineEMSURE®
Quality Level300
SMILES string[OH-].[Na+]
storage temp.2-30°C
vapor pressure3 mmHg ( 37 °C)
Hazard Class8
Un Number1824
Pack GroupII
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