Sulfuric acid, fuming

• Catalog No.: 270113
• CAS Number: 8014-95-7
• M. F.: H2O7S2
• M. W.: 178.14168
• Purity: 26.0-29.5% free SO3 basis (ACS specification)

SYNONYMS

• Title: 硫酸，发烟
• IUPAC name: sulfonylideneoxidane; sulfuric acid
• IUPAC Traditional name: sulfur trioxide; sulfuric acid
• Synonyms: Oleum; 发烟硫酸

DATABASE IDS

• CAS Number: 8014-95-7
• PubChem SID: 24856355
• Beilstein Number: 2037554
• MDL Number: MFCD00137792

PROPERTIES

• Antion Traces: nitrate (NO3-): ≤1 ppm
• Cation Traces: As: ≤0.03 ppm
• Cation Traces: Fe: ≤2 ppm
• Cation Traces: NH4+: ≤3 ppm
• Grade: ACS reagent
• Ignition Residue: ≤0.002%
• Linear Formula: H2SO4 · (SO3)x
• Purity: 26.0-29.5% free SO3 basis (ACS specification)
• Purity: 30% free SO3 basis
• Apperance: colorless to very light brown
• Density: 1.925 g/mL at 25 °C(lit.)
• Vapor Density: 3 (vs air)
• Vapor Pressure: 2 mmHg ( 25 °C)
• GHS Signal Word: Danger
• GHS Hazard statements: H314-H335
• European Hazard Symbols: Corrosive (C)
• Personal Protective Equipment: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• GHS Precautionary statements: P261-P280-P305 + P351 + P338-P310
• RID/ADR: UN 1831 8/PG 1
• Risk Statements: 14-35-37
• RTECS: WS5605000
• Safety Statements: 26-30-45
• Supplemental Hazard Statements: Reacts violently with water.
• Hazard Class: 8
• UN Number: 1831
• Packing Group: 1
• German water hazard class: 1