Description
Product Name : Silane SiH4 Gas
CAS :7803-62-5
Purity: 6N and Above
Product specifications: 4L/8L/10L/40L/47L/50L / Y Cylinder / Tube Trailer / ISO Tank
Product form: Silane SiH4 Gas
Main use: Silane SiH4 is used in semiconductor and Solar Photovoltaic pannel production as a silicon source.
Availability : In Stock
Certificate of Analysis
| Component | Unit | Specification | |
| SiH4 | % | ≥99.9999 | |
| H2 | ppm | ＜ 20.0 | |
| N2 | ppm | ＜ 0.5 | |
| O2+Ar | ppm | ＜ 0.05 | |
| CO | ppm | ＜ 0.05 | |
| CO2 | ppm | ＜ 0.05 | |
| CH4 | ppm | ＜ 0.05 | |
| Total Chlorosilanes | ppm | ＜ 0.1 | |
| Disilane | ppm | ＜ 0.3 | |
| THC(C2-C4) | ppm | ＜ 0.1 | |
| H2O | ppm | ＜ 0.5 | |
We are profressional to offer Silane SiH4 Gas to the Semiconductor and Solar Photovoltaic market in Y Cylinder, Tube Trailer and ISO Tank over the past years, gaining their trust ranging from its quality / price / delivery. We know each parameters of product, to solve their questions on site , and pursuit to continue serving clients better.
For bulk shipment, dont hesitate to call or contact tao.hu@asiaisotope.com for a solution with more technical details.
To conduct our commitment of being a reliable partner to offer solutions when you need specialty gases & Chemicals. Visit us www.asiaisotopeintl.com.
What are applications of Silane （SiH4） Gas ?
Silane (SiH₄) is one of the most critical silicon-source gases in the electronics and photovoltaic industries. It is mainly used via chemical vapor deposition (CVD) and plasma‑enhanced CVD (PECVD) to deposit silicon‑containing films on various high‑tech products. Its major applications span several fields:
Semiconductor Manufacturing
This is the most core and critical area for silane. In wafer fabrication, it is used to deposit a variety of key films:
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Deposition of silicon-based layers – including polysilicon, epitaxial silicon, amorphous silicon, silicon nitride (Si₃N₄), silicon oxide (SiO₂), and silicon carbide (SiC). These films serve as insulating layers, passivation layers, or conductive channels in chips.
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Advanced processes – such as contact hole filling and polysilicon deposition in 3D NAND flash memory channel holes, where silane plays an irreplaceable role.
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Other uses – as an ion implantation source and a dry etching agent.
Photovoltaics (Solar Cells)
Silane is a key material for improving solar cell efficiency.
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Core applications – producing amorphous silicon (a‑Si) thin‑film cells and high‑efficiency crystalline silicon cells. Specifically, it is used to form anti‑reflective coatings (to reduce light loss) and passivation layers (to boost cell performance).
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Market position – solar cells have historically been the largest application segment for silane, accounting for up to 47% of the market share.
Flat‑Panel Display Manufacturing
In TFT‑LCD and OLED display production, silane is equally indispensable.
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TFT array fabrication – depositing amorphous silicon (a‑Si) channel layers on glass substrates, which are the core of thin‑film transistors.
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Critical insulating layers – reacting with ammonia (NH₃) to form silicon nitride (Si₃N₄) insulating films.
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Advanced processes – also used in low‑temperature polysilicon (LTPS) and OLED thin‑film encapsulation.
Emerging and High‑Growth Fields
Beyond traditional uses, silane demand is being strongly driven by new applications:
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Lithium‑ion batteries – for producing silicon‑carbon (Si‑C) anode materials, which significantly increase energy density. This is a key development direction for EV batteries and is expected to become the largest future market for silane.
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Optical fiber manufacturing – as one of the raw materials for high‑performance optical fibers.
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Energy‑efficient glass – for producing low‑emissivity (Low‑E) coated glass.
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Other industrial uses – including advanced ceramics, optoelectronic sensors, and even specialised defence applications such as hypersonic scramjet ignition.
Why Choose Our Silane Gas?
- Qualified & Approved by Multinational Companies
We are already a trusted and audited supplier to global multinational corporations. Our Silane has passed their strict quality, performance, and reliability tests. New customers benefit from this proven track record.
- Superior Purity & Stability
Consistent ultra-high purity Silane (99.9999%+ grades) that protects your process, equipment, and final product from contamination-related failures.
- Reliable & Stable Supply
As a professional supplier, we offer better supply security and scalability compared to traders and middlemen who depend on others for stock.
- Lower Total Cost of Ownership
Direct supply = competitive price + fewer rejections + less downtime + higher yield. You save money where it matters most — not just on the gas price.
- Full Traceability & Compliance
Complete production traceability and international certifications that meet the demanding requirements of Semiconductor manufacturing and Drug Synthesis and Molecular Design
- Technical Expertise
Real manufacturer knowledge to support your specific application — not just selling gas, but helping you use it optimally.
Packaging & Delivery Options
| Cylinder Size | Water Capacity | Gas Volume (approx.) | Typical Use Case |
|---|---|---|---|
| 4L / 8L | Small | 2 Kgs | R&D / Lab |
| 10L | Medium | 3 Kgs | Pilot & Medical |
| 40L – 50L | Large | 15 Kgs | Industrial & Semiconductor |
Frequently Asked Questions (FAQs)
Q1: What is the purity level of your Silane gas?
A: We produce ultra-high purity Silane gas up to 99.9999% (6N) and higher, depending on customer requirements. As the direct supplier, we maintain strict quality control for consistent purity with very low levels of impurities such as oxygen, moisture, and hydrocarbons.
Q2: Are you qualified by multinational companies?
A: Yes. We are an approved and qualified supplier to several global multinational corporations. Our Silane has successfully passed their rigorous audits, quality tests, and long-term performance evaluations.
Q3: What industries do you supply Silane gas to?
A: We supply ultra high-purity Silane for Semiconductor manufacturing and Drug Synthesis and Molecular Design.
Q4: Do you provide certifications and traceability?
A: Yes. Every batch comes with full traceability from production to delivery. We provide necessary certificates including Certificate of Analysis (COA), and comply with ISO 9001 and industry-specific standards.
Q5: Is your Silane more expensive than other suppliers?
A: While we focus on premium quality, our price is highly competitive. Customers usually achieve lower total cost of ownership due to fewer batch failures, higher process yield, and reduced downtime.
Q6: What packaging options do you offer?
A: We supply Silane in high-pressure cylinders in various sizes to suit small R&D needs to large industrial volumes.
Q7: How fast can you deliver?
A: Lead time depends on quantity and destination. We maintain strategic stock and have global logistics experience serving multinational customers worldwide.
***** Ready to Order Ultra High Purity Silane Gas? *****
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- Fast response within 24 hours
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Contact Us tao.hu@asiaisotope.com
