Cesium

ALDRICH/239240 - ingot, ≥99.95% trace metals basis

Synonym: Caesium

CAS Number: 7440-46-2
Empirical Formula (Hill Notation): Cs
Molecular Weight: 132.91
EC Number: 231-155-4
MDL Number: MFCD00134037
Linear Formula: Cs
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-239240-1G	1 g	$141.00 1/EA	Add To Favorites
45-239240-5G	5 g	$516.00 1/EA	Add To Favorites

Properties
Descriptions
Safety Info.
Basic Data

assay	≥99.95% trace metals basis
bp	705 °C (lit.)
density	1.873 g/mL at 25 °C (lit.)
form	ingot
InChI	1S/Cs
InChI key	TVFDJXOCXUVLDH-UHFFFAOYSA-N
mp	28.5 °C (lit.)
packaging	pkg of Packaged in: Breakseal Ampule
Quality Level	100
reaction suitability	reagent type: reductant
resistivity	19 μΩ-cm, 0°C
SMILES string	[Cs]
vapor pressure	1 mmHg ( 279 °C)

Application:

Cesium-containing triple cation perovskite solar cells: improved stability, reproducibility and high efficiency: Demonstrates how adding cesium to perovskite solar cells improves their stability and efficiency, making a significant advancement in solar technology (M Saliba et al., 2016 ).
Exotic stable cesium polynitrides at high pressure: Explores the formation of new cesium polynitrides under high pressure, indicating potential applications in high-energy-density materials (F Peng et al., 2015 ).

Packaging:

1, 5 g in ampule

Symbol	GHS02,GHS05
Signal word	Danger
Hazard statements	H260 - H314
Precautionary statements	P223 - P231 + P232 - P280 - P305 + P351 + P338 - P370 + P378 - P422
Hazard Codes	F,C
Risk Statements	11-14/15-34
Safety Statements	8-16-26-36/37/39-43-45
RIDADR	UN 1407 4.3 / PGI
WGK Germany	WGK 3
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable
Supplemental Hazard Statements	EUH014

Purity	≥99.95% trace metals basis
bp	705 °C (lit.)
mp	28.5 °C (lit.)
Density	1.873 g/mL at 25 °C (lit.)
UNSPSC	12352300

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