osmium

• ChemBase ID: 137265
• Molecular Formular: Os
• Molecular Mass: 190.23
• Monoisotopic Mass: 191.96148
• SMILES: [Os]
• Canonical SMILES: [Os]
• InChI: InChI=1S/Os
• InChIKey: SYQBFIAQOQZEGI-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: osmium
• IUPAC Traditional name: osmium
• Synonyms: Osmium, plasma standard solution, Specpure®, Os 1000 g/ml; Osmium; Osmium powder, -200 mesh; Osmium powder, -20 mesh; Osmium, AAS standard solution, Specpure®, Os 1000 g/ml; 锇,等离子标准溶液, Specpure®, Os 1000®g/ml; 锇; 锇粉, -200目; 锇粉, -20目; 锇, AAS标准溶液, Specpure®, Os 1000μg/ml

Database IDs

• CAS Number: 7440-04-2
• EC Number: 231-595-7; 231-114-0
• MDL Number: MFCD00011147
• PubChem SID: 24859657; 162231529; 24855959
• PubChem CID: 23937

CALCULATED PROPERTIES

• H Acceptors: 0
• H Donor: 0
• Log P: 0.0
• Molar Refractivity: 0.0 cm^3
• Polarizability: 7.6546726 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true
• LogD (pH = 5.5): 0.0
• LogD (pH = 7.4): 0.0

PROPERTIES

Physical Property

• Apperance: Liquid; powder; sponge
• Melting Point: 3045 °C(lit.)
• Boiling Point: 5027 °C(lit.)
• Density: 22.61 g/cm3(lit.)
• Resistivity: 8.12 μΩ-cm, 20°C

Safety Information

• RTECS: RN1100000
• European Hazard Symbols: Corrosive (C); Flammable (F); Irritant (Xi)
• UN Number: 3089; UN1789; UN3089
• German water hazard class: nwg
• Hazard Class: 4.1; 8
• Packing Group: 2; II; III
• Risk Statements: 11; 11-37/38-41; 34
• Safety Statements: 16-26-36/37/39; 23-26-36/37/39-45; 23-26-37-45-60
• TSCA Listed: 是
• GHS Pictograms: GHS02; GHS05; GHS07
• GHS Signal Word: Danger
• GHS Hazard statements: H228; H228-H315-H318-H335; H314-H335; H315-H319-H335
• GHS Precautionary statements: P210-P241-P280-P240-P370+P378A; P210-P261-P280-P305 + P351 + P338; P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501A; P261-P305+P351+P338-P302+P352-P321-P405-P501A
• Personal Protective Equipment: dust mask type N95 (US), 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
• RID/ADR: UN 3089 4.1/PG 2

Product Information

• Purity: 99.8%; 99.8% (metals basis); 99.9% trace metals basis; 99.95% (metals basis); 99.995%
• Empirical Formula (Hill Notation): Os

DETAILS

Sigma Aldrich - 263257

Packaging
1 g in glass bottle

Sigma Aldrich - 372765

Packaging
500 mg in glass bottle