Description

Copper(II) Arsenate is an inorganic compound with the chemical formula Cu3(AsO4)2, widely recognized by its CAS number 7778-41-8. This compound serves as a critical intermediate and specialized reagent in several high-value industrial and research applications, valued for its specific chemical properties. It is primarily utilized by manufacturers and research institutions in sectors such as specialty chemicals, metallurgy, and materials science development.

Application

• Wood Preservative Formulation: Acts as a key component in the production of specialized, non-chromated wood preservatives for industrial applications.
• Pigment and Dye Intermediate: Used in the synthesis of certain copper-arsenate-based pigments for ceramics and specialized coatings.
• Metallurgical Processes: Employed as a precursor or additive in specific metal treatment and alloy development processes.
• Research & Development: Serves as a starting material or reagent in chemical synthesis and materials science research within controlled laboratory settings.
• Specialty Chemical Manufacturing: Functions as an intermediate in the production of other copper and arsenic-containing compounds for niche industrial uses.

Basic Information

Product Name	Copper(II) Arsenate
CAS No.	7778-41-8
Molecular Formula	Cu3(AsO4)2
Molecular Weight	468.48 g/mol
Synonyms	Cupric Arsenate; Copper Orthoarsenate; Tricopper Diarsenate; Cupric Orthoarsenate; Arsenic Acid, Copper(2+) Salt (2:3); Copper(2+) Arsenate; Copper Arsenate (Cu3(AsO4)2)
EINECS	231-904-3

Quality Control

Our Copper(II) Arsenate is manufactured under strict quality control protocols to ensure batch-to-batch consistency and reliability. Each lot is analyzed to confirm identity, purity, and conformance to agreed-upon specifications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. Due to its nature as a strong oxidizer, keep separate from combustible and reducing agents. Recommended storage temperature is 15-25°C.

Specification

Item	Specification
Appearance	Greenish-blue to blue powder
Identification (IR)	Conforms to standard
Assay (Cu3(AsO4)2)	≥ 95.0%
Loss on Drying	≤ 2.0%
Water Insoluble Matter	≤ 1.0%
Heavy Metals (as Pb)	≤ 50 ppm

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