Description

Hafnium Nitrate is an inorganic salt of hafnium, a critical transition metal prized for its high neutron absorption cross-section and corrosion resistance. This compound serves as a versatile precursor for synthesizing high-performance hafnium-based ceramics, coatings, and catalysts. It is essential for manufacturers and R&D facilities in the advanced ceramics, optical coating, and nuclear industries seeking to leverage hafnium's unique properties.

Application

• Ceramic Precursor: Key starting material for producing hafnium oxide (HfO₂) and other advanced ceramics used in high-temperature and electronic applications.
• Optical & Protective Coatings: Used in sol-gel processes and chemical vapor deposition (CVD) to create thin films for optics, semiconductors, and corrosion-resistant surfaces.
• Catalyst Synthesis: Employed in the preparation of catalysts for organic synthesis and petroleum refining processes.
• Nuclear Industry: Acts as a precursor for hafnium-based materials used in control rods and shielding due to hafnium's excellent neutron absorption.
• Research & Development: Fundamental reagent in academic and industrial labs for exploring new hafnium chemistry and material science.
• Specialty Glass & Pigments: Used as an additive to modify the refractive index of glass or to create specialized inorganic pigments.

Basic Information

Product Name	Hafnium Nitrate
CAS No.	83311-12-0
Molecular Formula	Hf(NO₃)₄ (commonly hydrated, e.g., Hf(NO₃)₄·xH₂O)
Molecular Weight	Contact for details (varies with hydration state)
Synonyms	Hafnium(IV) nitrate; Nitric acid, hafnium(4+) salt; Hafnium tetranitrate; Hafnium nitrate hydrate; Hf(NO3)4
EINECS	Contact for details

Quality Control

Our Hafnium Nitrate is produced and handled under strict quality management protocols. Each batch undergoes comprehensive analysis to ensure consistency and meets high-purity standards suitable for advanced material synthesis. A Certificate of Analysis (COA) detailing assay, impurity profiles, and physical characteristics is provided with every shipment to guarantee traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture. Handle as a strong oxidizer with appropriate precautions.

Specification

Item	Specification
Appearance	White to off-white crystalline solid or solution
Assay (Hf basis)	≥ 99.9% (trace metals basis)
Identification (IR/XRF)	Conforms
Zirconium (Zr) Content	< 2%
Chloride (Cl)	< 0.01%
Sulfate (SO₄)	< 0.01%
Heavy Metals (as Pb)	< 0.005%

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