Description

Potassium Tungstate(VI) is an inorganic salt of tungsten, widely recognized for its role as a versatile precursor in materials science and industrial chemistry. Its primary value lies in its ability to serve as a high-purity source of tungsten for synthesizing advanced functional materials and catalysts. This compound is essential for manufacturers and R&D facilities in sectors such as ceramics, catalysis, and chemical synthesis, where precise material properties are critical.

Application

• Catalyst Precursor: Used in the synthesis of heterogeneous catalysts for petrochemical and environmental applications.
• Ceramic & Glass Manufacturing: Acts as a fluxing agent and colorant component in specialty glasses and high-performance ceramics.
• Chemical Synthesis: Serves as a starting material for producing other tungsten compounds, including tungstic acid and various tungsten oxides.
• Corrosion Inhibitor: Employed in formulations for protective coatings and metal treatment processes.
• Laboratory Reagent: Utilized in analytical chemistry and research as a standard or reagent.
• Fireproofing Agent: Incorporated into materials to enhance flame retardancy.

Basic Information

Product Name	Potassium Tungstate(VI)
CAS No.	7790-60-5
Molecular Formula	K2WO4
Molecular Weight	326.04 g/mol
Synonyms	Potassium Tungstate; Dipotassium Tungstate; Tungstic Acid, Dipotassium Salt; Potassium Wolframate; Dipotassium Tetraoxotungstate(2-); K2WO4; Tungstate (WO42-), dipotassium
EINECS	232-215-8

Quality Control

Our Potassium Tungstate(VI) is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise chemical and physical specifications. A Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your project requirements.

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 sealed to prevent moisture absorption, which can affect product quality and handling.

Specification

Item	Specification
Appearance	White crystalline powder
Identification (IR)	Conforms
Assay (K2WO4)	≥ 99.0%
pH (5% solution)	8.0 - 10.0
Chloride (Cl)	≤ 0.005%
Sulfate (SO4)	≤ 0.01%
Heavy Metals (as Pb)	≤ 10 ppm
Loss on Drying	≤ 0.5%

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