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1.37023 SAFC

Sodium hydroxide solution 32%


Synonym: Sodium hydroxide solution



Related Categories Biopharmaceutical Manufacturing, Biopharmaceutical Process Development and Manufacturing, Cleaning in Place for Biopharmaceutical Manufacturing More...
Quality Level   500
vapor pressure   3 mmHg ( 37 °C)
  8 hPa ( 20 °C)
product line   Emprove® Expert
pH   14 (20 °C in H2O)
mp   9 °C
density   1.35 g/cm3 at 20 °C
SMILES string   [OH-].[Na+]
InChI   1S/Na.H2O/h;1H2/q+1;/p-1
storage conditions   Store above +15°C.


Analysis Note

Assay (acidimetric,NaOH): 32.0 - 33.0 %
Carbonate (as Na₂CO₃): ≤ 1.0 %
Chloride (Cl): ≤ 20 ppm
Sulfate (SO₄): ≤ 30 ppm
Heavy metals (as Pb): ≤ 5.0 ppm
Al (Aluminium): ≤ 10 ppm
Fe (Iron): ≤ 3 ppm
Ni (Nickel) *: ≤ 2.00 ppm
Residual solvents (ICH Q3C): ...excluded by production process
Endotoxins: ≤ 2.0 I.U./ml
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 (*).

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