5N Helium He CAS 7440-59-7, for Semiconductor Manufacturing, Cryogenic

Product Specification

1. Product Overview

High-Purity Helium (He) is an important rare gas characterized by chemical stability, excellent thermal conductivity, and extremely low boiling point. It serves as a critical functional gas in semiconductor manufacturing, cryogenic technology, research instrumentation, optical fiber manufacturing, and high-end industrial sectors.

As an irreplaceable inert protective gas and cryogenic medium, helium holds significant strategic value in advanced manufacturing and scientific research. High-purity helium is primarily used in the electronics industry, analytical testing, and research fields that require stringent control of impurities and moisture.

2. Specifications

Product Name: High-Purity Helium

English Name: Helium

Abbreviation: He

Chemical Formula: He

CAS No.: 7440-59-7

Product Category: High-Purity Rare Gas / Electronic Gas

Purity: Supplied According to Customer Grade Requirements (e.g., 5N, 6N, etc.)

Appearance: Colorless, Odorless Gas

Packaging: High-Pressure Cylinders or Bundle Containers

3. Main Application Areas

① Semiconductor Manufacturing

High-purity helium is used as a protective gas, carrier gas, cooling gas, and process gas in certain equipment during semiconductor production, enhancing manufacturing environment stability.

② Cryogenic Superconductivity

Liquid helium is an important cooling medium in the ultra-low temperature field, used for superconducting magnets, research equipment, and large-scale analytical instruments.

③ Optical Fiber Manufacturing

Helium's excellent thermal conductivity makes it suitable for cooling and protection during optical fiber drawing processes.

④ Analytical Testing and Research

Used as a carrier gas for gas chromatography, mass spectrometry analysis, laboratory research, and other high-precision applications.

4. Product Characteristics and Advantages

① High Chemical Stability

Helium is an inert gas and does not readily react with other substances.

② Excellent Thermal Conductivity

Suitable for high-precision manufacturing and cooling applications.

③ High-Purity Value

Electronic-grade helium has stringent requirements for moisture, oxygen, nitrogen impurities, and other contaminants.

5. Distinctions from Related Products

① Helium vs. Argon

Helium offers higher thermal conductivity, making it suitable for precision cooling and high-end electronics manufacturing; argon is more widely used for welding shielding and industrial atmospheres.

② Helium vs. Nitrogen

Nitrogen has broader general-purpose applications, while helium is primarily used in high-end manufacturing, cryogenic, and research sectors.

③ High-Purity Helium vs. Conventional Industrial Helium

High-purity helium has stricter impurity control requirements and is primarily targeted at electronics, research, and precision applications.

6. Russian Market Procurement Considerations

Customers typically focus on the following:

-Helium Purity Grade;

-Oxygen Content;

-Nitrogen Content;

-Hydrogen Content;

-Moisture Content;

-Cylinder Cleanliness;

-Technical Documentation including COA, TDS, SDS, and Shipping Documents.

7. Product Supply Advantages

-High-Purity Rare Gas Supply Capability;

-Supports Multiple Packaging Options Including Cylinders and Bundle Containers;

-Suitable for Electronics, Research, and Industrial Customers;

-Provides Complete Quality Documentation to Support International Procurement.

8. Packaging and Storage

High-purity helium is typically supplied in high-pressure cylinders or bundle containers.

During transportation and storage, cylinder damage shall be avoided, and the product shall be managed in accordance with compressed gas safety regulations.

9. Frequently Asked Questions (FAQ)

Q: Which industries are the primary users of High-Purity Helium?

A: It is mainly used in semiconductors, cryogenic superconductivity, optical fiber manufacturing, research analysis, and high-end industrial sectors.

Q: Why does the electronics industry require High-Purity Helium?

A: Electronic manufacturing processes are sensitive to impurities. High-purity helium ensures process stability and product reliability.

Q: What documentation is typically required for High-Purity Helium procurement?

A: COA, TDS, SDS, packaging information, and shipping documentation are typically required.