Description

Arsenic(II) Sulfide is a key inorganic compound with the chemical formula AsS. This material is valued for its specific semiconducting and optical properties, making it a critical component in specialized industrial and research applications. It is primarily utilized in the electronics industry for infrared optics and photoconductors, as well as in chemical synthesis and materials science research. We supply high-purity grades to meet the stringent requirements of advanced manufacturing and R&D sectors globally.

Application

• Infrared (IR) optical materials and lenses.
• Photoconductive devices and sensors.
• Specialized semiconductor research and development.
• Precursor in chemical vapor deposition (CVD) processes.
• Raw material for the synthesis of other arsenic-containing compounds.
• Component in certain types of glass and ceramics for property modification.
• Research applications in solid-state physics and materials science.

Basic Information

Product Name	Arsenic(II) Sulfide
CAS No.	12044-79-0
Molecular Formula	AsS
Molecular Weight	106.98 g/mol
Synonyms	Arsenic monosulfide; Arsenic sulfide (AsS); Diarsenic disulfide; Realgar (mineral form); Ruby arsenic; Red arsenic sulfide; Arsenous sulfide; Arsenic(2+) sulfide
EINECS	234-946-0

Quality Control

Our Arsenic(II) Sulfide is produced and tested under strict quality management protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, elemental impurities, and physical characteristics. Our quality systems are designed to support applications requiring reliable material performance and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. Keep container tightly sealed when not in use to minimize exposure to moisture and air.

Specification

Item	Specification
Appearance	Red to orange-red powder or crystalline solid
Identification (IR)	Conforms
Assay (AsS)	≥ 99.0%
Arsenic (As) Content	Contact for details
Sulfur (S) Content	Contact for details
Particle Size	Customizable
Heavy Metals (as Pb)	< 10 ppm

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