Description

Indium(III) Oxide (CAS NO 1312-43-2) is a high-purity inorganic compound essential for advanced material science and electronics manufacturing. Its primary value lies in its role as a critical precursor for producing transparent conductive oxides (TCOs), such as indium tin oxide (ITO), which are fundamental to modern display and touch-screen technologies. This material is indispensable for manufacturers and R&D facilities in the electronics, semiconductor, photovoltaic, and specialty glass industries seeking reliable, high-performance raw materials.

Application

• Transparent Conductive Oxides (TCOs): The primary raw material for synthesizing Indium Tin Oxide (ITO) films used in liquid crystal displays (LCDs), OLEDs, touch panels, and solar cells.
• Semiconductor Manufacturing: Used in the fabrication of semiconductor devices and as a doping agent or component in specialized thin-film transistors.
• Optical Coatings: Employed in the production of anti-reflective, electrically conductive, or infrared-reflective coatings for architectural and automotive glass.
• Catalyst Formulation: Serves as a catalyst or catalyst support in certain chemical synthesis and hydrogenation processes.
• Gas Sensors: A key component in the manufacture of sensitive and selective gas sensors for environmental monitoring and safety systems.
• Specialty Ceramics & Glass: Imparts specific electrical or optical properties to advanced ceramics and specialty glass formulations.
• Research & Development: A vital reagent for academic and industrial R&D in material science, nanotechnology, and solid-state chemistry.

Basic Information

Product Name	Indium(III) Oxide
CAS No.	1312-43-2
Molecular Formula	In2O3
Molecular Weight	277.64 g/mol
Synonyms	Diindium trioxide; Indium sesquioxide; Indium oxide (In2O3); Indium(3+) oxide; ITO precursor; Indium trioxide; Indium oxide, 99.9%; EINECS 215-193-9
EINECS	215-193-9

Quality Control

Our Indium(III) Oxide is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. We offer various grades, including 99.9% (3N), 99.99% (4N), and 99.999% (5N) purity, tailored to specific application requirements. Each batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, metallic impurities, and physical characteristics. Our quality protocols are designed to meet the rigorous demands of the electronics and photovoltaics industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). The product is hygroscopic (moisture-sensitive) and should be kept in a dry environment to prevent caking or degradation. Keep away from incompatible materials such as strong acids.

Specification

Item	Specification
Appearance	Yellowish to light brown powder
Identification (XRD)	Conforms to structure
Purity (In2O3)	≥ 99.9%
Iron (Fe)	≤ 10 ppm
Lead (Pb)	≤ 5 ppm
Copper (Cu)	≤ 5 ppm
Zinc (Zn)	≤ 5 ppm
Particle Size (D50)	1-5 µm (or as requested)
Loss on Drying	≤ 0.5%

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