Description

Cesium Hydroxide, Hydrate (99.9%-Cs) is a high-purity inorganic compound primarily valued for its exceptional basicity and solubility in organic solvents. This material is critical for specialized chemical synthesis and advanced material production where a strong, non-nucleophilic base is required. It is essential for researchers and manufacturers in the electronics, catalysis, and pharmaceutical intermediates sectors.

Application

• Catalyst Synthesis: As a precursor or co-catalyst in organic transformations and polymerization reactions.
• Electrolyte Production: For formulating high-conductivity electrolytes in specialized batteries and fuel cells.
• Electronic Materials: In the deposition of cesium-containing films for optoelectronic devices and photocathodes.
• Chemical Research: As a powerful base in non-aqueous media for deprotonation and condensation reactions.
• Glass & Ceramics: Modifying the properties of specialty glasses and ceramic compositions.
• Scintillation Crystals: In the growth of high-purity cesium iodide (CsI) or other cesium-based scintillation materials.

Basic Information

Product Name	Cesium Hydroxide, Hydrate (99.9%-Cs)
CAS No.	12260-45-6
Molecular Formula	CsOH·xH₂O
Molecular Weight	149.91 (anhydrous basis) + hydrate
Synonyms	Cesium Hydrate; Cesium Hydroxide Monohydrate; Caesium Hydroxide Hydrate; Cesium(I) Hydroxide Hydrate; Cesium Base; CsOH Hydrate
EINECS	235-351-8

Quality Control

Our Cesium Hydroxide, Hydrate is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high chemical purity. The product meets exacting standards for trace metal content and assay. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly hygroscopic nature, the product must be stored in a cool, dry place with minimal exposure to atmospheric moisture. For long-term stability, consider storage under an inert atmosphere. Handle and open containers in a controlled, dry environment.

Specification

Item	Specification
Appearance	White to off-white crystalline lumps or powder
Assay (CsOH)	≥ 99.9%
Purity (Cs metal basis)	≥ 99.9%
Water Content (as hydrate)	Contact for details
Insoluble Matter	≤ 0.01%
Chloride (Cl)	≤ 50 ppm
Sulfate (SO₄)	≤ 50 ppm
Trace Metals (ICP-MS)	Contact for details

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.