Description

Cu2ZnSnS4 (CZTS) is a quaternary semiconductor compound with the CAS number 12158-89-3, representing a significant advancement in sustainable material science. This compound is valued for its excellent photovoltaic properties and its composition of earth-abundant, non-toxic elements, making it a cost-effective and environmentally conscious alternative to traditional thin-film materials. It is primarily sought by manufacturers and researchers in the renewable energy, optoelectronics, and advanced materials sectors for developing next-generation devices.

Application

• Thin-Film Solar Cells (Photovoltaics): As a critical light-absorbing layer in CZTS, CZTSe, and related kesterite solar cells.
• Photodetectors & Light Sensors: Utilized in devices that require sensitivity to specific wavelengths of light.
• Energy Research & Development: Serving as a key material for R&D into new, sustainable photovoltaic technologies and tandem cell structures.
• Nanomaterials & Quantum Dots: Used in the synthesis of nanocrystals and quantum dots for specialized optical and electronic applications.
• Thermoelectric Materials: Investigated for potential use in converting waste heat into electrical energy.
• Catalysis: Explored as a photocatalyst for water splitting and other solar-driven chemical reactions.

Basic Information

Product Name	Cu2ZnSnS4 (CZTS)
CAS No.	12158-89-3
Molecular Formula	Cu2ZnSnS4
Molecular Weight	439.47 g/mol
Synonyms	Copper Zinc Tin Sulfide; CZTS; Kesterite (mineral name); Cu2ZnSnS4; Copper zinc tin tetrasulfide; 2:1:1:4 Copper Zinc Tin Sulfide; Tetrakis(sulfanylidene)copper zinc tin
EINECS	Contact for details

Quality Control

Our Cu2ZnSnS4 (CZTS) is produced and controlled under a stringent quality management system. Each batch undergoes comprehensive analysis to ensure consistency in phase purity, elemental composition, and particle morphology, which are critical for photovoltaic performance. Certificates of Analysis (COA) detailing specifications such as purity, stoichiometry, and particle size distribution are available upon request.

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 moisture-sensitive; keep the container tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	Dark gray to black powder
Identification (XRD)	Matches kesterite CZTS reference pattern
Purity (Phase)	> 98% (by XRD)
Composition (EDX)	Cu: ~25%, Zn: ~12.5%, Sn: ~12.5%, S: ~50% (Atomic %)
Primary Particle Size	< 5 µm (or as specified)
Trace Metals (ICP-MS)	< 1000 ppm total

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