Silicon dioxide

• Catalog No.: 83340
• CAS Number: 60676-86-0
• M. F.: O2Si
• M. W.: 60.0843

SYNONYMS

• Title: 二氧化硅
• IUPAC name: silanedione
• IUPAC Traditional name: silica
• Synonyms: Sand; 石英; Cristobalite; Quartz; Silica; 硅石; 方石英; 砂石

DATABASE IDS

• PubChem SID: 24887932
• EC Number: 238-878-4
• MDL Number: MFCD00011232
• CAS Number: 60676-86-0

PROPERTIES

• Antion Traces: chloride (Cl-): ≤50 mg/kg
• Cation Traces: Ca: ≤200 mg/kg
• Cation Traces: Cd: ≤50 mg/kg
• Cation Traces: Co: ≤50 mg/kg
• Cation Traces: Cu: ≤50 mg/kg
• Cation Traces: Fe: ≤200 mg/kg
• Cation Traces: K: ≤500 mg/kg
• Cation Traces: Na: ≤100 mg/kg
• Cation Traces: Ni: ≤50 mg/kg
• Cation Traces: Pb: ≤50 mg/kg
• Cation Traces: Zn: ≤50 mg/kg
• Grade: purum p.a.
• Linear Formula: SiO2
• Loss on Drying: ≤0.3% loss on ignition, 900 °C
• Particle Size: >230 mesh
• Apperance: powder
• Density: 2.6 g/mL at 25 °C(lit.)
• Melting Point: 1610 °C(lit.)
• Refractive Index: n20/D 1.544(lit.)
• GHS Signal Word: Warning
• GHS Hazard statements: H373
• European Hazard Symbols: Harmful (Xn)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves
• Risk Statements: 48/20
• RTECS: VV7330000
• Safety Statements: 22
• German water hazard class: nwg

DETAILS

Description (English)

Analysis Note
metal and chloride traces refer to acid-soluble parts

Description (简体中文)

Analysis Note
痕量金属和氯化物是指可溶于酸的部分