Boric anhydride

• Catalog No.: 15678
• CAS Number: 1303-86-2
• M. F.: B2H2O3
• M. W.: 71.63608
• Purity: ≥98% (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
• PubChem SID: 24849633
• EC Number: 215-125-8

PROPERTIES

• Antion Traces: chloride (Cl-): ≤20 mg/kg
• Antion Traces: sulfate (SO42-): ≤50 mg/kg
• Cation Traces: Ag: ≤5 mg/kg
• Cation Traces: Al: ≤50 mg/kg
• Cation Traces: Ba: ≤5 mg/kg
• Cation Traces: Bi: ≤5 mg/kg
• Cation Traces: Ca: ≤10 mg/kg
• Cation Traces: Cd: ≤5 mg/kg
• Cation Traces: Co: ≤5 mg/kg
• Cation Traces: Cr: ≤5 mg/kg
• Cation Traces: Cu: ≤5 mg/kg
• Cation Traces: Fe: ≤5 mg/kg
• Cation Traces: K: ≤30 mg/kg
• Cation Traces: Mg: ≤20 mg/kg
• Cation Traces: Mn: ≤5 mg/kg
• Cation Traces: Mo: ≤5 mg/kg
• Cation Traces: Na: ≤200 mg/kg
• Cation Traces: Ni: ≤5 mg/kg
• Cation Traces: Pb: ≤30 mg/kg
• Cation Traces: Sr: ≤5 mg/kg
• Cation Traces: Tl: ≤10 mg/kg
• Cation Traces: Zn: ≤5 mg/kg
• Empirical Formula (Hill Notation): B2O3
• Grade: puriss. p.a.
• Loss on Drying: ≤3% loss on ignition, 900 °C
• Purity: ≥98% (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

DETAILS

Description (English)

Other Notes
Reagent for the decomposition of silicates by fusion1,2

Description (简体中文)

Other Notes
通过熔融作用分解硅酸盐的试剂1,2