Sodium hydroxide ∼32% in aqueous solution, EMPLURA®, Supelco®

Supplier: MilliporeSigma
Danger

Synonyms: Caustic soda

1.05587.9200 1.05587.5000 1.05587.9025 1.05587.2500 1.05587.2500 1.05587.9200 1.05587.9025
CA1.05587.9200EA 6885.18 CAD
CA1.05587.9200 CA1.05587.2500 CA1.05587.9025 EM1.05587.2500 EM1.05587.9200 EM1.05587.5000 EM1.05587.9025
Sodium hydroxide ∼32% in aqueous solution, EMPLURA®, Supelco®
Sodium hydroxide

Basic cleaning agent (concentration ~32%) in premium MilliporeSigma quality. The high purity of these solutions make these sodium liquids suitable above all for cleaning applications in which residues from surfactants or complexation agents are to be avoided.


  • Strongly alkaline liquid
  • Chlorine-free


Through the use of these prepared solutions, the time-consuming and dangerous breakdown of solid sodium hydroxide can be avoided.

Formula: NaOH
MW: 40 g/mol
Melting Pt: 9 °C
Density: 1.35 g/cm3 (20 °C)
MDL Number: MFCD00003548
CAS Number: 1310-73-2
UN: 1824
ADR: 8,II

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Specification Test Results

Assay (Acidimetric, NaOH) 32.0 - 33.0%
Carbonate (as Na₂CO₃) ≤0.5
Chloride (Cl) ≤0.004%
Phosphate (PO₄) ≤0.0005%
Silicate (SiO₂) ≤0.005%
Sulfate (SO₄) ≤0.003%
Heavy Metals (as Pb) ≤0.0005%
Al (Aluminium) ≤0.001%
Fe (Iron) ≤0.001%
Solubility (20 °C) Soluble
Boiling Point 119 °C (1013 hPa)
Vapor Pressure 8 hPa (20 °C)
pH 14 (H₂O, 20 °C)
Corrosive Material
Hazard Class Description

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