Borax Anhydrous

• Catalog No.: 72001
• CAS Number: 1330-43-4
• M. F.: B4Na2O7
• M. W.: 201.21934
• Purity: ≥99%

SYNONYMS

• Title: 无水硼砂
• IUPAC name: disodium bicyclo[3.3.1]tetraboroxane-3,7-bis(olate)
• IUPAC Traditional name: disodium bicyclo[3.3.1]tetraboroxane-3,7-bis(olate)
• Synonyms: 四硼酸钠

DATABASE IDS

• EC Number: 215-540-4
• MDL Number: MFCD00081185
• CAS Number: 1330-43-4
• PubChem SID: 24886341

PROPERTIES

• Linear Formula: Na2B4O7
• Loss on Drying: ≤1% loss on ignition, 800 °C
• Purity: ≥99%
• Antion Traces: chloride (Cl-): ≤50 mg/kg
• Antion Traces: phosphate (PO43-): ≤20 mg/kg
• Antion Traces: silicate (as SiO2): ≤500 mg/kg
• Antion Traces: sulfate (SO42-): ≤50 mg/kg
• Cation Traces: Ba: ≤10 mg/kg
• Cation Traces: Ca: ≤10 mg/kg
• Cation Traces: Cd: ≤2 mg/kg
• Cation Traces: Co: ≤2 mg/kg
• Cation Traces: Cr: ≤2 mg/kg
• Cation Traces: Cu: ≤2 mg/kg
• Cation Traces: Fe: ≤5 mg/kg
• Cation Traces: K: ≤50 mg/kg
• Cation Traces: Li: ≤5 mg/kg
• Cation Traces: Mg: ≤5 mg/kg
• Cation Traces: Mn: ≤5 mg/kg
• Cation Traces: Ni: ≤2 mg/kg
• Cation Traces: Pb: ≤2 mg/kg
• Cation Traces: Sr: ≤5 mg/kg
• Cation Traces: Zn: ≤5 mg/kg
• Grade: decomposing agent (for x-ray fluorescence analysis)
• Grade: puriss. p.a.
• GHS Signal Word: Danger
• GHS Hazard statements: H360FD
• European Hazard Symbols: Toxic (T)
• Personal Protective Equipment: Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
• GHS Precautionary statements: P201-P308 + P313
• Risk Statements: 60-61
• RTECS: ED4588000
• Safety Statements: 53-45
• German water hazard class: 1