High‑purity oxygen
Summary:
Category:
High‑purity gas
Tag:
oxygen
volume
Product Details
1. Product Name
Pure oxygen, industrial oxygen, high-purity oxygen, ultra-pure oxygen
2. Chemical formula for hydrogen: O 2
At room temperature and pressure, it is a colorless, transparent gas that is odorless and tasteless.
3. Purity
99.5%, 99.999%, 99.9999%
4. Technical Requirements for Pure Oxygen, High-Purity Oxygen, and Ultra-Pure Oxygen
Project Name | Indicator | ||
Ultra-pure oxygen | High‑purity oxygen | Pure oxygen | |
Oxygen purity (volume fraction) / 10 -2 ≥ | 99.9999 | 99.999 | 99.5 |
Hydrogen content (volume fraction) / 10 -6 ≤ | 0.1 | 0.5 | 1 |
Argon content (volume fraction) / 10 -6 ≤ | 0.2 | 2 | 10 |
Nitrogen content (volume fraction) / 10 -6 ≤ | 0.1 | 5 | 20 |
Carbon dioxide content (volume fraction) / 10 -6 ≤ | 0.1 | 0.5 | 1 |
Methane content (volume fraction) / 10 -6 ≤ | 0.1 | 0.5 | 2 |
Moisture content (volume fraction) / 10 -6 ≤ | 0.5 | 2 | 3 |
V. Packaging Specifications
8L 10L 40L 50L containerized units
VI. Applications of Oxygen
1. In steelmaking processes carried out at high temperatures in blast furnaces, the reaction that converts carbon into carbon dioxide requires oxygen. The resulting carbon dioxide allows iron oxide to be reduced into purer iron compounds.
2. Chemical Industry: In the production of synthetic ammonia, oxygen is primarily used for the oxidation of feedstock gas to intensify the process and increase fertilizer output. For example, it is also employed in the high‑temperature cracking of heavy oil and the gasification of pulverized coal.
3. Healthcare: Provides respiratory support for environments with hypoxia, low oxygen levels, or no oxygen, such as diving operations, mountain climbing, high-altitude flight, space travel, and medical emergency rescue.
4. Other Applications: As a combustion aid, it is used in conjunction with combustible gases such as acetylene and propane to achieve metal welding. It finds wide application across various industries—especially in mechanical enterprises—and is also a convenient cutting method for precision cutting operations.
7. Important Notes:
1. Oxygen cylinders must be fitted with safety caps and stored vertically on a fixed stand.
2. The oxygen in oxygen cylinders must not be completely used up; a residual pressure must be maintained to prevent air from flowing back in. For oxygen cylinders that still have residual pressure, the valve should be tightly closed and marked as “empty.”
3. If the oxygen cylinder accessories are damaged or the valve stem is stripped, the cylinder should be taken out of service.
4. Do not operate gas cylinders with hands or tools contaminated with oil to prevent explosions.
5. Oxygen cylinders must not be subjected to violent impacts. It is strictly prohibited to strike or collide with the cylinder body or its attachments, and no digging, patching, or welding repairs are permitted on the cylinder body.
6. It is prohibited to use throwing, dropping, or other methods that are prone to impact during loading, unloading, or handling. The use of electromagnetic cranes for lifting and transporting is strictly forbidden.
7. When opening the cylinder valve and regulator, stand to the side and open slowly to prevent overheating of organic material components or excessively rapid gas flow that could generate static sparks and lead to combustion.
8. Do not alter the steel stamp or color markings on gas cylinders without authorization.
9. In summer, avoid excessive exposure to the sun.
10. Oxygen cylinders must not be placed near heat sources, and the distance from open flames should generally be no less than 10 meters.
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