Description

Sodium m-Arsenite is an inorganic salt of arsenic, primarily recognized for its role as a key intermediate and reagent in specialized chemical syntheses. Its value lies in providing a controlled source of arsenite ions for research and industrial processes requiring precise chemical transformation. This compound is essential for manufacturers and R&D laboratories in sectors such as fine chemicals, metallurgy, and analytical chemistry.

Application

• Chemical Synthesis: Acts as a crucial intermediate in the production of other arsenical compounds and specialty chemicals.
• Metallurgical Processes: Used in specific extraction and purification processes within non-ferrous metallurgy.
• Analytical Reagent: Serves as a standard or reagent in analytical chemistry for testing and calibration purposes.
• Research & Development: Employed in laboratory-scale research for studying arsenic chemistry and developing new materials.
• Wood Preservation (Historical/Industrial): Has been used in formulations for wood treatment, though modern use is highly regulated.
• Glass Manufacturing: Can be used in specialized glass formulations to modify optical properties.

Basic Information

Product Name	Sodium m-Arsenite
CAS No.	7784-46-5
Molecular Formula	NaAsO2
Molecular Weight	129.91 g/mol
Synonyms	Sodium metaarsenite; Sodium arsenite; Arsenious acid, sodium salt; Sodium dioxoarsenate; m-Arsenous acid sodium salt; Sodium arsenite (NaAsO2); SODIUM ARSENITE, META-
EINECS	232-070-5

Quality Control

Our Sodium m-Arsenite is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, impurity profiles, and physical specifications. For specific regulatory or application requirements, please contact our technical support team.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. Due to the nature of arsenical compounds, specific storage and handling procedures must be strictly followed in accordance with local and international safety regulations.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (NaAsO2)	≥ 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.