SODIUM HYDROXIDE SOLUTION 50% FOR ANALYS

Code: 1587931000 D2-231

Not available outside of the UK & Ireland.

Analysis Note

Assay (acidimetric, as NaOH): 49.0 - 51.0 Êrbonate (as Na₂CO₃): ≤ 0.2Color (Hazen): ≤ 10 HazenChloride (Cl): ≤ 0.01 %Pho...

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Not available outside of the UK & Ireland.

Analysis Note

Assay (acidimetric, as NaOH): 49.0 - 51.0 Êrbonate (as Na₂CO₃): ≤ 0.2Color (Hazen): ≤ 10 HazenChloride (Cl): ≤ 0.01 %Phosphate (PO₄): ≤ 0.0005 %Silicate (SiO₂): ≤ 0.005 %Sulfate (SO₄): ≤ 0.005 %Total nitrogen (N): ≤ 0.0003 %Heavy metals (as Pb): ≤ 0.0005 %Al (Aluminium): ≤ 0.0005 þ (Iron): ≤ 0.0005 %K (Potassium): ≤ 0.01 %

Legal Information

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

Packaging

25 l in Plastic container

bp	135 °C/1013 hPa
color	APHA: ≤10
concentration	49.0-51.0% NaOH
density	1.52 g/cm³ at 20 °C
form	liquid
impurities	≤0.0003% Total nitrogen (N), ≤0.0005% Fe (Iron), ≤0.0005% Heavy metals (as Pb), ≤0.005% Silicate (SiO₂), ≤0.0005% Phosphate (PO₄), ≤0.01% Chloride (Cl), ≤0.01% K (Potassium), ≤0.005% Sulfate (SO₄), ≤0.0005% Al (Aluminium)
InChI key	HEMHJVSKTPXQMS-UHFFFAOYSA-M
InChI	1S/Na.H2O/h;1H2/q+1;/p-1
mp	12 °C
pH	14 (20 °C, 89 g/L in H₂O)
product line	EMSURE^®
Quality Level	300
SMILES string	[OH-].[Na+]
storage temp.	15-25°C
vapor pressure	2 hPa ( 20 °C), 3 mmHg ( 37 °C)