367176

Sodium hydroxide

beads, 16-60 mesh, reagent grade, 97%

• Synonym(s): ‘Caustic soda’
• Linear Formula: NaOH
• CAS Number: 1310-73-2
• Molecular Weight: 40.00
• EC Number: 215-185-5
• MDL number: MFCD00003548
• UNSPSC Code: 12352106
• PubChem Substance ID: 329755477
• NACRES: NB.22

Properties

• grade: reagent grade
• vapor density: >1 (vs air)
• vapor pressure: <18 mmHg ( 20 °C); 3 mmHg ( 37 °C)
• Assay: 97%
• form: beads
• technique(s): titration: suitable
• particle size: 16-60 mesh
• mp: 318 °C (lit.)
• solubility: water: soluble 1260 g/L at 20 °C
• density: 2.13 g/cm³
• SMILES string: [OH-].[Na+]
• InChI: 1S/Na.H2O/h;1H2/q+1;/p-1
• InChI key: HEMHJVSKTPXQMS-UHFFFAOYSA-M

Description

General description

Sodium hydroxide also known as caustic soda is a water soluble base with a wide range of industrial applications.

Application

Sodium hydroxide may be used in the following processes:

• Titration methods.
• Dissolution testing.
• As a base for adjusting pH.
• As a reducing agent to initiate the synthesis of resin-supported silver nanoparticles.
• As an alternative to sodium hydride in the carbon-11 methylation reaction in the synthesis of [¹¹C]diprenorphine.
• Preparation of bead cellulose loaded with iron oxyhydroxide (BCF).
• Synthesis of polyethyleneimine-sodium xanthogenate (PEX).
• Pretreatment of thickened waste activated sludge during anaerobic digestion.
• Struvite precipitation recycling technology.
• Production of sewage-sludge-based activated carbons.
• Preparation of β-cyclodextrin (β-CD)/cellulose hydrogels.
• Prion inactivation during industrial decontamination procedure.
• Pretreatment of sugarcane bagasse for the sugar recovery.
• In the Impinger to remove acidic gases.

Safety Information

• Pictograms: GHS05
• Signal Word: Danger
• Hazard Statements: H290,H314
• Precautionary Statements: P234 - P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
• Storage Class Code: 8B - Non-combustible corrosive hazardous materials
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable