Description

Manganese Tungstate is an inorganic compound with the chemical formula MnWO₄, known for its wolframite-type crystal structure. This material is valued for its functional properties in advanced materials science and industrial catalysis, offering a combination of thermal stability and specific electronic characteristics. It is primarily utilized by manufacturers and research institutions in the ceramics, electronics, and chemical synthesis sectors seeking specialized metal tungstate compounds.

Application

• Ceramic Pigments and Glazes: Acts as a coloring agent and stabilizer in specialty ceramics and porcelain enamels.
• Catalyst Precursor: Used in the synthesis of catalysts for selective oxidation and other petrochemical processes.
• Solid-State Electronics: Investigated for use in humidity sensors, dielectric materials, and other electronic components.
• Phosphor Host Material: Serves as a matrix for luminescent materials in certain lighting and display applications.
• Corrosion-Resistant Coatings: Incorporated into coatings and composites to enhance durability under harsh conditions.
• Research & Development: Employed in academic and industrial R&D for studying magnetic, optical, and catalytic properties of transition metal tungstates.

Basic Information

Product Name	Manganese Tungstate
CAS No.	14177-46-9
Molecular Formula	MnWO₄
Molecular Weight	302.78 g/mol
Synonyms	Manganese(II) tungstate; Manganous tungstate; Wolframic acid, manganese(2+) salt (1:1); Manganese tungsten oxide; MnWO₄; Manganese wolframate; Manganese monotungstate
EINECS	Contact for details

Quality Control

Our Manganese Tungstate is produced and tested under a stringent quality management system to ensure batch-to-batch consistency and compliance with relevant industrial standards. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, physical characteristics, and impurity profiles. We support custom purity requirements and specifications for specialized applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture. Isolate from strong acids and strong oxidizing agents.

Specification

Item	Specification
Appearance	Brown to grayish-brown powder
Identification (IR / XRD)	Conforms to standard
Assay (MnWO₄)	≥ 99.0%
Manganese (Mn) Content	18.0 - 18.5 %
Tungsten (W) Content	60.5 - 61.5 %
Loss on Drying	≤ 1.0 %
Particle Size (D50)	Contact for details
Heavy Metals (as Pb)	≤ 20 ppm

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