757527

Sodium hydroxide

ultra dry, powder or crystals, 99.99% trace metals basis

• 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: 12352302
• PubChem Substance ID: 329766682
• NACRES: NA.23
• form: powder or crystals
• solubility: water: soluble 1260 g/L at 20 °C

Properties

• vapor density: >1 (vs air)
• Quality Level: 200
• vapor pressure: <18 mmHg ( 20 °C); 3 mmHg ( 37 °C)
• Assay: 99.99% trace metals basis
• form: powder or crystals
• impurities: ≤150.0 ppm Trace Metal Analysis
• 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

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