Name: Arsine (AsH3)
SKU: WT-SG-049

Description

Product name: Arsine (AsH3)

Product number: WT-SG-049

CAS :7784-42-1

Purity: 3N~5N

Product specifications: 4L/8L/10L/40L/47L/50L

Product form: Arsine (AsH3)

Main use: Arsine (AsH3): Used in semiconductor and optoelectronic industries.

What is Arsine (AsH3)?

Arsine is a colorless, highly toxic, and flammable inorganic gas with a faint garlic‑like odor. It is the simplest compound of arsenic and hydrogen, with a pyramidal molecular structure similar to ammonia.It is most commonly used in the semiconductor industry for N‑type doping of silicon and for growing compound semiconductors such as gallium arsenide (GaAs) via epitaxial processes.Because of its extreme toxicity (with a permissible exposure limit as low as 0.05 ppm), it has no reliable warning properties at lethal concentrations and requires strict safety protocols during handling.

Certificate of Analysis

Component	Unit	Specification
AsH₃	%	≥ 99.999
H₂	ppm	≤ 100
N₂	ppm	≤ 1.0
O₂+Ar	ppm	≤ 1.0
He	ppm	≤ 1.0
CO	ppm	≤ 1.0
CO₂	ppm	≤ 1.0
Higher-Order Arsines	ppm	≤ 50
Chloroarsines	ppm	≤ 0.2
Arsenic Oxides (volatile)	ppm	≤ 5.0
THC (as CH₄)	ppm	≤ 1.0
H₂O	ppm	≤ 1.0

We are profressional to offer Arsine (AsH3) Gas to the Semiconductor and High-efficiency PV Cells 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 Arsine (AsH3) ?

While arsine has long been a workhorse in conventional semiconductor doping and epitaxy, recent research and industrial trends are opening up exciting new directions:

Advanced doping for 3D nanostructured devices – As transistor dimensions shrink below 5 nm, conventional ion implantation faces challenges such as channeling damage and poor conformality. Researchers are exploring gas‑phase doping with arsine at atmospheric pressure for three‑dimensional silicon structures like nanowires and FinFETs. This approach offers shallower junctions, less lattice damage, and better step coverage – critical for future gate‑all‑around (GAA) devices.
Infrared quantum dots and next‑gen optoelectronics – Arsine is a key precursor for synthesising InAs quantum dots (QDs) via colloidal or epitaxial methods. These QDs exhibit tunable photoluminescence in the near‑infrared region, making them highly attractive for non‑toxic infrared lasers, photodetectors, and bio‑imaging probes. Research is now focusing on safer, on‑demand arsine delivery systems to improve QD uniformity and yield.
Sustainable arsenic recycling for solar cells – A surprising trend is the recovery of arsenic from contaminated groundwater and its conversion into high‑purity arsenic nanoparticles. Danish scientists have demonstrated a scalable process to turn toxic waste into valuable feedstock for GaAs‑based solar cells, potentially reducing reliance on mined arsenic and closing the material loop for space‑grade photovoltaics.
Highly sensitive gas sensors and catalytic detoxification – Because arsine is so lethal, early detection is paramount. Frontier work uses 2D materials (e.g., Janus NiSSe monolayers) and DFT‑guided design to create chemiresistive sensors with parts‑per‑billion sensitivity. Simultaneously, novel magnetically assisted catalysts are being developed to convert arsine into harmless solid arsenic oxides at room temperature, offering a breakthrough for industrial scrubbers and emergency response.

Why Choose Our Arsine Gas?

Qualified & Approved by Multinational Companies

We are already a trusted and audited supplier to global multinational corporations. Our Arsine has passed their strict quality, performance, and reliability tests. New customers benefit from this proven track record.

Superior Purity & Stability

Consistent ultra-high purity Arsine(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 N‑type doping in semiconductor manufacturing,Optoelectronics – LEDs and laser diodes and High‑efficiency photovoltaic solar cells.

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	4 Kgs	Pilot & Medical
40L – 50L	Large	22 Kgs	Industrial & Semiconductor

Frequently Asked Questions (FAQs)

Q1: What is the purity level of your Arsine gas?

A: We produce ultra-high purity Arsine 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. What is arsine (AsH₃) and what does it smell like?
A:Arsine is a colorless, highly toxic, and flammable inorganic gas. It has a faint garlic-like odor at low concentrations, but odor is not a reliable warning – at lethal levels it may be completely odorless.

Q3: Are you qualified by multinational companies?

A: Yes. We are an approved and qualified supplier to several global multinational corporations. Our Arsine has successfully passed their rigorous audits, quality tests, and long-term performance evaluations.

Q4. How should it be stored?

A:Arsine must be kept in specialised high‑pressure cylinders, in a cool, well‑ventilated place away from any ignition sources. Cylinders must be secured to prevent falling. Never store it at home or in an office.

Q5: What industries do you supply Arsine gas to?

A: We supply ultra high-purity Arsine for Semiconductor Manufacturing and High‑efficiency photovoltaic solar cells.

Q6: 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.

Q7: Is your Arsine 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.

Q8: What packaging options do you offer?

A: We supply Arsine in high-pressure cylinders in various sizes to suit small R&D needs to large industrial volumes.

Q9: 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.

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