Description

Bismuth Stannate is an inorganic compound with the chemical formula Bi2(SnO3)3·nH2O, primarily valued for its role as a precursor in advanced material synthesis. Its significance lies in its ability to impart specific functional properties, such as dielectric and piezoelectric characteristics, to ceramic and electronic components. This material is essential for manufacturers and R&D facilities in the electronics, ceramics, and specialty catalyst industries seeking to develop high-performance products.

Application

• Electronic Ceramics: A key precursor for manufacturing multilayer ceramic capacitors (MLCCs) and other dielectric components.
• Piezoelectric Materials: Used in the formulation of lead-free piezoelectric ceramics for sensors and actuators.
• Gas Sensors: Serves as a functional material in semiconductor-type gas sensors for detecting specific atmospheric gases.
• Catalyst Systems: Employed as a catalyst or catalyst support in selective oxidation and other chemical processes.
• Advanced Glazes & Pigments: Imparts unique optical and thermal properties in specialty ceramic glazes and inorganic pigments.
• Research & Development: A critical raw material for academic and industrial R&D in material science and solid-state chemistry.

Basic Information

Product Name	Bismuth Stannate
CAS No.	12010-67-2
Molecular Formula	Bi2(SnO3)3·nH2O
Molecular Weight	Contact for details (varies with hydration)
Synonyms	Bismuth Tin Oxide; Bismuth Tin Trioxide; Stannic Acid Bismuth Salt; Bismuth(III) Stannate; Dibismuth Tin Trioxide; Bi-Sn-O; BTO; Bismuth Stannium Oxide
EINECS	234-559-6

Quality Control

Our Bismuth Stannate is produced under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot is analyzed for key parameters including metallic purity, phase composition, and particle size distribution. A comprehensive Certificate of Analysis (COA) detailing these results is provided with every shipment to support your quality assurance protocols.

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). This material is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (XRD)	Conforms to Bi2(SnO3)3 structure
Assay (Bi2O3 + SnO2)	≥ 99.0 %
Particle Size (D50)	< 5.0 µm
Loss on Drying (LOD)	≤ 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.