Description

Hafnium Iodide is an inorganic compound of hafnium and iodine, primarily used as a high-purity precursor in advanced material synthesis. Its value lies in its role as a critical source material for depositing hafnium-containing films, which are essential for modern electronics and optics. This product is needed by manufacturers and R&D facilities in the semiconductor, optical coating, and specialty chemical industries for applications requiring precise material control.

Application

• Chemical Vapor Deposition (CVD) & Atomic Layer Deposition (ALD): Serves as a key precursor for depositing hafnium oxide (HfO₂) high-k dielectric films in semiconductor gate stacks.
• Optical Thin Films: Used in the production of advanced optical coatings for lenses, mirrors, and laser components due to its high refractive index.
• Catalyst Research: Investigated as a catalyst or catalyst precursor in specialized organic synthesis and polymerization reactions.
• Specialty Alloy Production: Acts as an additive or intermediate in the development of high-performance hafnium alloys for aerospace and nuclear applications.
• Laboratory Reagent: Employed as a starting material in inorganic and organometallic chemistry research for synthesizing novel hafnium complexes.

Basic Information

Product Name	Hafnium Iodide
CAS No.	13777-23-6
Molecular Formula	HfI₄
Molecular Weight	686.11 g/mol
Synonyms	Hafnium(IV) iodide; Tetraiodohafnium; Hafnium tetraiodide; Hafnium iodide (HfI4); Hafnium iodide, ultra dry; Hafnium(4+) tetraiodide
EINECS	237-409-8

Quality Control

Our Hafnium Iodide is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analysis, including assay and trace metal impurity profiling, to meet the stringent requirements of advanced material applications. A Certificate of Analysis (COA) detailing specific results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area. Due to its hygroscopic nature, this material should be handled and stored under an inert atmosphere (e.g., argon or nitrogen) in a moisture-free environment to prevent degradation. Recommended long-term storage temperature is 2-8°C.

Specification

Item	Specification
Appearance	Yellow to orange crystalline solid or powder
Assay (HfI₄)	≥ 99.9%
Trace Metals (ICP-MS)	≤ 100 ppm total
Chloride (Cl)	≤ 50 ppm
Moisture (Karl Fischer)	≤ 100 ppm

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