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Selenium

Selenium chemical structure
CAS Number7782-49-2
FormulaSe
Mol. Weight78.96 g/mol

What is Selenium?

Selenium is a chemical compound with CAS number 7782-49-2 and molecular formula Se. It is used in various industrial and research applications.

Specifications

Molecular Weight

78.96 g/mol

Assay/Purity

≥99.5% trace metals basis

Appearance

gray

Boiling Point

684.9 °C(lit.)

Density

4.81 g/mL at 25 °C(lit.)

Safety Information

GHS06GHS06
GHS08GHS08
Signal Word

Danger

Hazard Statements

H301-H331-H373-H413

Precautionary Statements

P261-P301 + P310-P311

Required PPE

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

Melting Point

217 °C(lit.)

EC Number

231-957-4

WGK Germany

2

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