Description

Sodium Pyroarsenate is an inorganic compound primarily used as a specialized reagent and intermediate in industrial chemistry. Its value lies in its role as a controlled source of arsenic for specific synthesis and analytical applications. This product is essential for manufacturers and research laboratories in sectors such as metallurgy, glass production, and specialty chemical synthesis, where precise inorganic reagents are required.

Application

• As a reagent in the synthesis of other arsenate compounds.
• Use in metallurgical processes, including ore extraction and metal surface treatment.
• Specialized applications in the production of colored glasses and enamels.
• As a chemical intermediate in the manufacture of certain pesticides and wood preservatives (subject to regional regulations).
• Analytical chemistry applications as a standard or reagent.
• Potential use in electronic materials and semiconductor research.

Basic Information

Product Name	Sodium Pyroarsenate
CAS No.	13464-42-1
Molecular Formula	As2Na4O7
Molecular Weight	369.82 g/mol
Synonyms	Disodium diarsenate; Sodium diarsenate; Tetrasodium diarsenate; Pyroarsenic acid, tetrasodium salt; Arsenic acid (H4As2O7), tetrasodium salt; Sodium arsenate pyro; Na4As2O7
EINECS	236-711-3

Quality Control

Our Sodium Pyroarsenate is produced and tested under a stringent quality management system. Each batch undergoes rigorous analysis to ensure consistent purity and compliance with relevant specifications for industrial use. A detailed Certificate of Analysis (COA) documenting key parameters such as assay and impurity profiles is available upon request to support your quality assurance protocols.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (As2Na4O7)	≥ 98.0 %
Loss on Drying	≤ 2.0 %
Water Insoluble Matter	≤ 0.5 %
Heavy Metals (as Pb)	≤ 20 ppm

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