Merck
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209651

Sigma-Aldrich

Selenium

powder, −100 mesh, ≥99.5% trace metals basis

Empirical Formula (Hill Notation):
Se
CAS Number:
Molecular Weight:
78.96
EC Number:
MDL number:
PubChem Substance ID:

description

gray

Quality Level

assay

≥99.5% trace metals basis

form

powder

reaction suitability

reagent type: catalyst
core: selenium

resistivity

1.2 μΩ-cm, 0°C

particle size

−100 mesh

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

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Application

Se is used in the synthesis of CdSe, which is consequetively used to modulate the photoresponse of quantum dot solar cells by varying the size and shape of semiconductor nanostructures.

Packaging

50, 250 g in glass bottle

Pictograms

Skull and crossbonesHealth hazard

Signal Word

Danger

Hazard Statements

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

Certificate of Analysis

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Certificate of Origin

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