Description

Strontium Tantalate is an advanced inorganic compound with the chemical formula SrTa2O6. This material is valued for its excellent dielectric properties and high chemical stability, making it a critical component in specialized electronic applications. It is primarily sought by manufacturers in the electronics, ceramics, and advanced materials research sectors for developing high-performance components.

Application

• Dielectric Ceramics: A key material in the formulation of high-K dielectric layers for multilayer ceramic capacitors (MLCCs) and other miniaturized electronic components.
• Electro-Optic Devices: Used in the research and production of materials for optical waveguides, modulators, and non-linear optical applications due to its specific crystalline properties.
• High-Temperature Coatings: Serves as a component in protective coatings and thermal barrier systems for aerospace and industrial applications.
• Catalyst Support: Employed as a stable, high-surface-area support material for certain heterogeneous catalysts in chemical synthesis.
• Solid-State Research: A subject of study in materials science for its ferroelectric, piezoelectric, and pyroelectric potential in next-generation sensors and memory devices.
• Specialty Glass & Ceramics: Incorporated into glass and ceramic matrices to modify refractive index, thermal expansion, and chemical durability for technical applications.

Basic Information

Product Name	Strontium Tantalate
CAS No.	12065-74-6
Molecular Formula	SrTa2O6
Molecular Weight	529.80 g/mol
Synonyms	Strontium tantalum oxide; Tantalic acid (H2Ta2O6), strontium salt (1:1); Distrontium tantalum hexaoxide; Strontium ditantalate; SrTa2O6; Strontium metatantalate
EINECS	235-076-8

Quality Control

Our Strontium Tantalate is manufactured under controlled conditions to ensure batch-to-batch consistency and high purity. Quality is verified through a suite of analytical techniques including X-ray diffraction (XRD) for phase identification and inductively coupled plasma (ICP) analysis for elemental purity. A Certificate of Analysis (COA) detailing lot-specific results is provided with every shipment.

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 the container sealed to minimize exposure to atmospheric moisture and carbon dioxide.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (XRD)	Conforms to SrTa2O6 phase
Purity (SrTa2O6)	≥ 99.9%
Particle Size (D50)	1-5 µm (other sizes available)
Specific Surface Area (BET)	2-10 m²/g
Loss on Ignition	≤ 0.5%
Trace Metals (ICP)	≤ 100 ppm total

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