209643

Selenium

pellets, <5 mm, ≥99.99% trace metals basis

• Empirical Formula (Hill Notation): Se
• CAS Number: 7782-49-2
• Molecular Weight: 78.96
• EC Number: 231-957-4
• MDL number: MFCD00134090
• UNSPSC Code: 12141910
• PubChem Substance ID: 24852583
• NACRES: NA.23

Properties

• description: gray
• Quality Level: 100
• Assay: ≥99.99% trace metals basis
• form: pellets
• resistivity: 1.2 μΩ-cm, 0°C
• particle size: <5 mm
• bp: 684.9 °C (lit.)
• mp: 217 °C (lit.)
• density: 4.81 g/mL at 25 °C (lit.)
• SMILES string: [Se]
• InChI: 1S/Se
• InChI key: BUGBHKTXTAQXES-UHFFFAOYSA-N

Description

Safety Information

• Pictograms: GHS06,GHS08
• Signal Word: Danger
• Hazard Statements: H301 + H331,H373,H413
• Precautionary Statements: P260 - P264 - P273 - P301 + P310 - P304 + P340 + P311 - P314
• Hazard Classifications: Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Chronic 4 - STOT RE 2
• Storage Class Code: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• WGK: WGK 2
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves