Boric anhydride

• Catalog No.: 15680
• CAS Number: 1303-86-2
• M. F.: B2H2O3
• M. W.: 71.63608
• Purity: ≥97.0% (T)

SYNONYMS

• Title: 硼酐
• IUPAC name: oxo[(oxoboranyl)oxy]borane
• IUPAC Traditional name: boron oxide
• Synonyms: Boron trioxide; 三氧化二硼

DATABASE IDS

• MDL Number: MFCD00011315
• CAS Number: 1303-86-2
• EC Number: 215-125-8

PROPERTIES

• Antion Traces: chloride (Cl-): ≤50 mg/kg
• Antion Traces: sulfate (SO42-): ≤50 mg/kg
• Cation Traces: Ca: ≤50 mg/kg
• Cation Traces: Cd: ≤50 mg/kg
• Cation Traces: Co: ≤50 mg/kg
• Cation Traces: Cu: ≤50 mg/kg
• Cation Traces: Fe: ≤50 mg/kg
• Cation Traces: K: ≤100 mg/kg
• Cation Traces: Na: ≤2000 mg/kg
• Cation Traces: Ni: ≤50 mg/kg
• Cation Traces: Pb: ≤50 mg/kg
• Cation Traces: Zn: ≤50 mg/kg
• Empirical Formula (Hill Notation): B2O3
• Grade: purum p.a.
• Loss on Drying: ≤3% loss on ignition, 900 °C
• Purity: ≥97.0% (T)
• Density: 2.46 g/mL at 25 °C(lit.)
• Melting Point: 450 °C(lit.)
• Vapor Density: >1 (vs air)
• GHS Signal Word: Danger
• GHS Hazard statements: H360FD
• European Hazard Symbols: Toxic (T)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves
• GHS Precautionary statements: P201-P308 + P313
• Risk Statements: 60-61
• Safety Statements: 53-45
• German water hazard class: 1