Description

Cobalt Stannate CAS NO 1345-19-3 is an inorganic compound composed of cobalt and tin oxides, valued for its unique color and catalytic properties. This material is essential for producing stable, high-performance pigments and functional ceramic coatings. It is primarily sought by manufacturers in the ceramics, glass, and specialty chemical industries for applications requiring durable coloration and specific electronic characteristics.

Application

• Ceramic Pigments: Used as a high-temperature stable blue pigment in glazes, porcelain, and sanitaryware.
• Glass Coloring: Imparts blue and green hues to architectural, automotive, and specialty glass.
• Electronic Ceramics: Acts as a functional additive in dielectric materials and varistors.
• Catalyst Systems: Serves as a component in certain oxidation and dehydrogenation catalysts.
• Specialty Coatings: Used in heat-resistant and corrosion-protective coatings for industrial components.
• Plastic & Polymer Additives: Provides coloration for engineering plastics requiring thermal stability.

Basic Information

Product Name	Cobalt Stannate
CAS No.	1345-19-3
Molecular Formula	CoSnO₃ / CoO·SnO₂
Molecular Weight	238.55 g/mol (approx.)
Synonyms	Cobalt Tin Oxide; Cobalt(II) Stannate; Stannic Acid, Cobalt(2+) Salt; Cobaltous Stannate; Tin Cobalt Oxide; CoSnO3; Ceramic Blue Pigment; CI Pigment Blue 36
EINECS	215-713-8

Quality Control

Our Cobalt Stannate is manufactured under a rigorous quality management system. Each batch is tested to ensure consistent chemical composition, particle size distribution, and color performance. A comprehensive Certificate of Analysis (COA) detailing purity, heavy metal content, and physical specifications is provided with every shipment to guarantee it meets your application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong acids. The container should be kept tightly sealed to minimize exposure to moisture.

Specification

Item	Specification
Appearance	Blue to blue-green powder
Identification (XRD)	Complies
Assay (as CoSnO₃)	≥ 98.0 %
Cobalt (Co) Content	24.0 - 25.5 %
Tin (Sn) Content	48.0 - 50.0 %
Particle Size (D50)	< 10.0 µm
Loss on Drying (105°C)	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm

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