1.37023
Sodium hydroxide solution
32%, EMPROVE® EXPERT
Synonym(s):
Sodium hydroxide solution
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About This Item
Linear Formula:
NaOH
CAS Number:
Molecular Weight:
40.00
UNSPSC Code:
12352305
MDL number:
Product Name
Sodium hydroxide solution 32%, EMPROVE® EXPERT
Quality Level
vapor pressure
3 mmHg ( 37 °C), 8 hPa ( 20 °C)
product line
EMPROVE® EXPERT
form
liquid
pH
14 (20 °C in H2O)
mp
9 °C
density
1.35 g/cm3 at 20 °C
storage temp.
15-25°C
SMILES string
[OH-].[Na+]
InChI
1S/Na.H2O/h;1H2/q+1;/p-1
InChI key
HEMHJVSKTPXQMS-UHFFFAOYSA-M
Analysis Note
Assay (acidimetric,NaOH): 32.0 - 33.0 %
Carbonate (as Na₂CO₃): ≤ 1.0 %
Chloride (Cl): ≤ 70 ppm
Sulfate (SO₄): ≤ 30 ppm
Heavy metals (as Pb): ≤ 5.0 ppm
Al (Aluminium): ≤ 10 ppm
Fe (Iron): ≤ 4ppm
Ni (Nickel) *: ≤ 2.00 ppm
Residual solvents (ICH Q3C): ...excluded by production process
Filtered with 0.2 µm
This product has been manufactured from Sodium hydroxide pellets Ph Eur, BP, JP, NF and waterfor injection (wfi) acc. USP which conforms with highly purified water (hpw) acc. Ph Eur.
Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*).
Carbonate (as Na₂CO₃): ≤ 1.0 %
Chloride (Cl): ≤ 70 ppm
Sulfate (SO₄): ≤ 30 ppm
Heavy metals (as Pb): ≤ 5.0 ppm
Al (Aluminium): ≤ 10 ppm
Fe (Iron): ≤ 4ppm
Ni (Nickel) *: ≤ 2.00 ppm
Residual solvents (ICH Q3C): ...excluded by production process
Filtered with 0.2 µm
This product has been manufactured from Sodium hydroxide pellets Ph Eur, BP, JP, NF and waterfor injection (wfi) acc. USP which conforms with highly purified water (hpw) acc. Ph Eur.
Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*).
Legal Information
Emprove is a registered trademark of Merck KGaA, Darmstadt, Germany
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Danger
Hazard Classifications
Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
wgk
WGK 1
hcodes
Storage Class
8B - Non-combustible corrosive hazardous materials
Certificates of Analysis (COA)
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