28-2940

Sodium hydroxide

JIS special grade, ≥96.0%

• 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: 329753123

Properties

• grade: JIS special grade
• vapor density: >1 (vs air)
• vapor pressure: <18 mmHg ( 20 °C); 3 mmHg ( 37 °C)
• Assay: ≥96.0%
• form: pellets
• availability: available only in Japan
• mp: 318 °C (lit.)
• solubility: water: ~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

Application

• Facile Synthesis of Carbon Dots from Amido Black 10b for Sensing in Real Samples.: This study presents a simple synthesis method for carbon dots using Amido Black 10b, with applications in sensing. The researchers demonstrated the utility of these carbon dots in real sample analysis, highlighting their potential in environmental monitoring and biomedical applications. (Li et al., 2022).


• Multiple chemical modifications and Cd(2+) adsorption characteristics of sludge-based activated carbon.: The research explores various chemical modifications of sludge-based activated carbon and its effectiveness in adsorbing cadmium ions (Cd(2+)). Sodium hydroxide was used in the modification process, enhancing the material′s adsorption capabilities. This study is relevant for environmental cleanup and water treatment applications. (Chen et al., 2022).


• Characterization of ligno-cellulosic fiber extracted from Atriplex halimus L. plant.: This study characterizes ligno-cellulosic fibers extracted from Atriplex halimus using sodium hydroxide. The results show the potential of these fibers in biocomposites, contributing to sustainable material development. (Belouadah et al., 2021).


• Monitoring the extraction of copper from chicken dung leachate using an aluminium electrode as an indicator.: The research focuses on the extraction of copper from chicken dung leachate, using an aluminium electrode for monitoring. Sodium hydroxide is employed in the leachate treatment process, showcasing its role in resource recovery from agricultural waste. (Kugeria et al., 2019).


• Coconut coir pith lignin: A physicochemical and thermal characterization.: This paper discusses the characterization of lignin from coconut coir pith, using sodium hydroxide in the extraction process. The findings are significant for the development of bio-based materials and the utilization of agricultural residues. (Panamgama et al., 2018).

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: 8A - Combustible corrosive hazardous materials
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable