Trichlorosilane (CAS 10025-78-2) Comprehensive Guide
Table of Contents
Product Specifications & Technical Parameters
| Parameter | Specification | Grade Comparison |
|---|---|---|
| CAS Number | 10025-78-2 | Universal |
| Molecular Formula | Cl3SiH | – |
| Purity | 99.9% (Industrial), 99.999% (Electronic) | Industrial vs Semiconductor Grade |
| Boiling Point | 31.8°C at 760 mmHg | Critical for Storage Design |
Core Industrial Applications
1. Semiconductor Manufacturing
Primary precursor for epitaxial silicon deposition in chip production. Critical for 5nm-3nm node technologies.
2. Photovoltaic Manufacturing
Feedstock for Siemens Process polycrystalline silicon:
- Enables 21.5%+ efficiency PERC solar cells
- Key material in TOPCon and HJT cell architectures
Documented Application Cases
Case 1: Solar Material Supplier Optimization
Client: Jiangsu SolarTech Co., Ltd. (2023)
Challenge: Reduce metallic impurities in TCS feedstock below 50ppb
Solution: Implemented dual-distillation purification system
Results: 38% reduction in silicon wafer defects
Case 2: Semiconductor Grade Production
Client: Munich Advanced Materials GmbH (2022)
Challenge: Achieve 99.9995% purity for 300mm wafer production
Solution: Customized cryogenic filtration system
Results: Enabled defect density <0.03/cm²
Handling & Safety Protocols
| Parameter | Requirement |
|---|---|
| Storage Temperature | -20°C to 25°C (inert atmosphere) |
| Material Compatibility | Hastelloy C-276 or PTFE-lined systems |
Global Supplier Landscape Analysis
| Supplier | Capacity (kT/yr) | Key Markets |
|---|---|---|
| Wacker Chemie AG | 150+ | EU/NA Semiconductor |
| Daqo New Energy | 120 | Asia Solar |
Technical Consultation & Ordering
Contact our chemical engineers for:
- Custom purity specifications (99.9%-99.9995%)
- Bulk ISO tank container shipments
- Technical datasheets & SDS
Email: info@vivalr.com
Tel: (86) 15866781826
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