Description

Arsenic(III) Oxide is a high-purity inorganic compound essential for specialized industrial and research applications. Its primary value lies in its role as a critical precursor in the production of semiconductors, specialty glasses, and wood preservatives. This product is vital for manufacturers and research facilities in the electronics, metallurgy, and chemical synthesis sectors seeking a reliable and consistent source of this key material.

Application

• Semiconductor Manufacturing: A crucial dopant and raw material in the production of gallium arsenide (GaAs) wafers for LEDs, laser diodes, and high-speed integrated circuits.
• Glass & Ceramics: Used as a fining agent to remove bubbles and as an additive to impart specific optical properties, such as opacity and increased refractive index, in specialty glasses and enamels.
• Wood Preservation: A key component in the formulation of chromatized copper arsenate (CCA) and other treatments for protecting timber against fungal decay and insect damage.
• Chemical Synthesis: Serves as a fundamental starting material for the synthesis of other arsenic compounds, including pharmaceuticals, pesticides, and metal alloys.
• Metallurgy: Employed in the purification of metals and as an additive in certain lead and copper alloys to enhance hardness and corrosion resistance.
• Research & Development: Used in analytical chemistry as a standard and in various laboratory-scale synthetic processes.

Basic Information

Product Name	Arsenic(III) Oxide
CAS No.	1327-53-3
Molecular Formula	As2O3
Molecular Weight	197.84 g/mol
Synonyms	Arsenic trioxide; Diarsenic trioxide; Arsenous acid anhydride; Arsenous oxide; White arsenic; Claudelite (mineral); Arsenolite (mineral); Ratsbane
EINECS	215-481-4

Quality Control

Our Arsenic(III) Oxide is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and purity. The product undergoes comprehensive analytical testing, including assay, identification, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee compliance with your technical requirements and relevant industry standards.

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). This material is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent caking or degradation. Keep away from incompatible materials such as strong reducing agents.

Specification

Item	Specification
Appearance	White powder or lumps
Identification (IR)	Conforms
Assay (As2O3)	≥ 99.0 %
Insoluble Matter	≤ 0.02 %
Chloride (Cl)	≤ 0.005 %
Sulfate (SO4)	≤ 0.01 %
Iron (Fe)	≤ 0.002 %
Heavy Metals (as Pb)	≤ 0.002 %

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