Description

Arsenic Pentasulphide is a high-purity inorganic compound, also known as diarsenic pentasulfide, with the chemical formula As₂S₅. This material serves as a critical precursor and reagent in specialized chemical synthesis and industrial processes where controlled sulfur and arsenic content is required. It is primarily utilized by manufacturers and research institutions in the electronics, pigment, and fine chemical sectors for applications demanding precise stoichiometry and purity.

Application

• Electronics Manufacturing: As a dopant source or precursor in the synthesis of specialized semiconductor materials and chalcogenide glasses.
• Pigment and Dye Production: Used in the formulation of certain yellow pigments and colorants, particularly in glass and ceramic staining.
• Chemical Synthesis: Acts as a sulfurizing agent or starting material for the preparation of other arsenic-sulfur compounds and complexes.
• Research & Development: Employed in academic and industrial laboratories for studying sulfide chemistry and developing new materials.
• Pyrotechnics: A component in some specialized pyrotechnic compositions for color effects.

Basic Information

Product Name	Arsenic Pentasulphide
CAS No.	1303-34-0
Molecular Formula	As₂S₅
Molecular Weight	310.17 g/mol
Synonyms	Diarsenic pentasulfide; Arsenic(V) sulfide; Arsenic persulfide; Arsenic(V) pentasulfide; Arsenic sulfide (As₂S₅); Arsenic disulfide (obsolete); Arsenic yellow (in context)
EINECS	215-117-4

Quality Control

Our Arsenic Pentasulphide is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high chemical purity. We employ advanced analytical techniques to verify composition and limit impurities. A comprehensive Certificate of Analysis (COA) detailing assay, identity, and impurity profiles is provided with each shipment to support your quality assurance requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizers, strong acids, and strong bases. Due to its nature, it is recommended to handle and store this product in accordance with local regulations for arsenic compounds.

Specification

Item	Specification
Appearance	Yellow to orange-yellow powder or lumps
Identification (IR/XRD)	Conforms to standard
Assay (As₂S₅)	≥ 95.0%
Arsenic (As) Content	Contact for details
Sulfur (S) Content	Contact for details
Insoluble Matter	≤ 1.0%
Heavy Metals (as Pb)	≤ 0.005%

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