Description

Arsenic (Ii) Sulfide CAS NO 56320-22-0 is an inorganic compound primarily recognized as arsenic(II) sulfide. This material is valued for its specific chemical properties, making it a critical intermediate in specialized industrial and research processes. It is essential for manufacturers and R&D facilities involved in advanced material science, semiconductor research, and the synthesis of other arsenic-containing compounds where precise stoichiometry is required.

Application

• As a precursor in the synthesis of advanced chalcogenide glasses and semiconductors.
• In research and development for novel photovoltaic and thermoelectric materials.
• As a specialized reagent in inorganic and solid-state chemistry research.
• For the production of specific infrared-transmitting optical materials.
• In the manufacturing of specialized pigments and dyes (with appropriate safety controls).
• As a starting material for the preparation of other arsenic sulfide compounds.

Basic Information

Product Name	Arsenic (Ii) Sulfide
CAS No.	56320-22-0
Molecular Formula	As2S2
Molecular Weight	213.97 g/mol
Synonyms	Arsenic(II) sulfide; Diarsenic disulfide; Arsenic monosulfide (ambiguous); Realgar (mineral form, typically As4S4); Ruby arsenic; Red arsenic sulfide; Arsenous sulfide; Arsenic disulfide
EINECS	Contact for details

Quality Control

Our Arsenic (Ii) Sulfide is produced and handled under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical characteristics is provided to guarantee it meets the stringent requirements of industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong oxidizers and acids. Due to the nature of arsenic compounds, specific storage and handling procedures should be established in accordance with local safety regulations.

Specification

Item	Specification
Appearance	Red to orange-red powder or crystalline solid
Identification (IR / XRD)	Conforms to standard
Assay (As2S2)	≥ 98.0%
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Particle Size (Typical)	Contact for details

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