Description

12-Molybdosilicic Acid is a heteropoly acid of molybdenum and silicon, known for its strong acidity and versatile catalytic properties. This compound is a critical reagent and catalyst in various chemical synthesis and industrial processes due to its unique redox and acidic characteristics. It is essential for researchers and manufacturers in the chemical, petrochemical, and materials science sectors seeking efficient and selective catalysts.

Application

• Catalyst in Organic Synthesis: Used as a homogeneous or heterogeneous acid catalyst for esterification, alkylation, and oxidation reactions.
• Analytical Reagent: Employed in the detection and determination of phosphate, silicate, and other anions in analytical chemistry.
• Corrosion Inhibitor Precursor: Serves as a component in formulations for creating protective coatings and corrosion-resistant materials.
• Material Science: Acts as a precursor for the synthesis of molybdenum-silicon based materials, thin films, and functional composites.
• Electrochemical Applications: Utilized in the development of modified electrodes and electrochemical sensors.
• Photocatalysis: Investigated for use in photocatalytic degradation processes under light irradiation.

Basic Information

Product Name	12-Molybdosilicic Acid
CAS No.	12027-12-2
Molecular Formula	H4Mo12O40Si
Molecular Weight	1823.26 g/mol
Synonyms	Dodecamolybdosilicic Acid; Molybdosilicic Acid; Silicon Molybdate; Molybdatosilicic Acid; 12-Molybdosilicic Acid Hydrate; Keggin-type Heteropoly Acid; Silicomolybdic Acid; Phosphomolybdic Acid Analog (Silicon)
EINECS	234-716-3

Quality Control

Our 12-Molybdosilicic Acid is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure high purity and consistent performance. A detailed Certificate of Analysis (COA) is provided, confirming compliance with our stringent specifications. We support traceability and quality assurance for research and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture. Handle in accordance with good laboratory practices for strong acids.

Specification

Item	Specification
Appearance	Yellow to yellow-green crystalline powder
Identification (IR)	Conforms
Assay (as H4Mo12O40Si)	≥ 98.0 %
Water Solubility	Clear yellow solution
Loss on Drying	≤ 2.0 %
Heavy Metals (as Pb)	≤ 20 ppm

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