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Selenium

Catalog No. 209651 Name Sigma Aldrich
CAS Number 7782-49-2 Website http://www.sigmaaldrich.com
M. F. Se Telephone 1-800-521-8956
M. W. 78.96 Fax
Purity ≥99.5% trace metals basis Email
Storage Chembase ID: 111293

SYNONYMS

Title
IUPAC name
selanylidene
IUPAC Traditional name
selanylidene

DATABASE IDS

EC Number 231-957-4
CAS Number 7782-49-2
MDL Number MFCD00134090
PubChem SID 24852584

PROPERTIES

Description gray
Empirical Formula (Hill Notation) Se
Particle Size -100 mesh
Purity ≥99.5% trace metals basis
Apperance powder
Boiling Point 684.9 °C(lit.)
Density 4.81 g/mL at 25 °C(lit.)
Melting Point 217 °C(lit.)
Resistivity 1.2 μΩ-cm0°C
GHS Pictograms GHS06
GHS Pictograms GHS08
GHS Signal Word Danger
GHS Hazard statements H301-H331-H373-H413
European Hazard Symbols Toxic Toxic (T)
MSDS Link Download
Personal Protective Equipment Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
GHS Precautionary statements P261-P301 + P310-P311
RID/ADR UN 3077 9/PG 3
Risk Statements 23/25-33-53
RTECS VS7700000
Safety Statements 20/21-28-45-61
Hazard Class 9
UN Number 3077
Packing Group 3
German water hazard class 2

DETAILS

Description (English)
Packaging
50, 250 g in poly bottle
Description (简体中文)
包装
50, 250 g in poly bottle

REFERENCES