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Cesium

Catalog No. 14714 Name Sigma Aldrich
CAS Number 7440-46-2 Website http://www.sigmaaldrich.com
M. F. Cs Telephone 1-800-521-8956
M. W. 132.90545 Fax
Purity ≥99.5% Email
Storage Chembase ID: 136954

SYNONYMS

Title
IUPAC name
caesium
IUPAC Traditional name
caesium

DATABASE IDS

EC Number 231-155-4
MDL Number MFCD00134037
PubChem SID 24848807
CAS Number 7440-46-2

PROPERTIES

Empirical Formula (Hill Notation) Cs
Grade purum
Purity ≥99.5%
Boiling Point 705 °C(lit.)
Density 1.873 g/mL at 25 °C(lit.)
Melting Point 28.5 °C(lit.)
Resistivity 19 μΩ-cm0°C
Vapor Pressure 1 mmHg ( 279 °C)
GHS Pictograms GHS02
GHS Pictograms GHS05
GHS Signal Word Danger
GHS Hazard statements H260-H314
European Hazard Symbols Flammable Flammable (F)
European Hazard Symbols Corrosive Corrosive (C)
MSDS Link Download
Personal Protective Equipment Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
GHS Precautionary statements P223-P231 + P232-P280-P305 + P351 + P338-P370 + P378-P422
RID/ADR UN 1407 4.3/PG 1
Risk Statements 11-14/15-34
RTECS FK9225000
Safety Statements 8-16-26-36/37/39-43-45
Supplemental Hazard Statements Reacts violently with water.
German water hazard class 3

DETAILS

Description (English)
Application
Investigations studying scattering effects on quantum efficiency and response time for cesiated metal photocathodes1Alkali modifier for hydrogenation catalysts2Reactant involved in synthesis of pseudo-hollandite chromium tellurides3Catalyst for ammonia synthesis, investigations of in situ cesium reduction4
Description (简体中文)
Application
Investigations studying scattering effects on quantum efficiency and response time for cesiated metal photocathodes1Alkali modifier for hydrogenation catalysts2Reactant involved in synthesis of pseudo-hollandite chromium tellurides3Catalyst for ammonia synthesis, investigations of in situ cesium reduction4

REFERENCES