Osmium tetroxide

• Catalog No.: 14808
• CAS Number: 20816-12-0
• M. F.: O4Os
• M. W.: 254.2276
• Purity: ≥99.9%

SYNONYMS

• Title: 四氧化锇
• IUPAC name: tetraoxoosmium
• IUPAC Traditional name: osmium tetroxide
• Synonyms: “锇酸"; ‘Osmic acid’; Osmium(VIII)-oxide; 氧化锇(VIII)

DATABASE IDS

• EC Number: 244-058-7
• CAS Number: 20816-12-0
• MDL Number: MFCD00011150

PROPERTIES

• Linear Formula: OsO4
• Purity: ≥99.9%
• Boiling Point: 130 °C(lit.)
• Melting Point: 39.5-41 °C(lit.)
• Vapor Density: 8.8 (vs air)
• Vapor Pressure: 7 mmHg ( 20 °C)
• GHS Signal Word: Danger
• GHS Hazard statements: H300-H310-H314-H330-H334
• European Hazard Symbols: Highly toxic (T+)
• Personal Protective Equipment: Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P2 (EN 143) respirator cartridges, type P3 (EN 143) respirator cartridges
• GHS Precautionary statements: P260-P264-P280-P284-P301 + P310-P302 + P350
• RID/ADR: UN 2471 6.1/PG 1
• Risk Statements: 26/27/28-34
• RTECS: RN1140000
• Safety Statements: 7/9-26-45
• Hazard Class: 6.1
• UN Number: 2471
• Packing Group: 1
• German water hazard class: 1