
Product Details
CAS No.: 7446-09-5
EINECS No.: 231-195-2
UN No.: UN1079
Purity: 99.9%
Dot Class: 2.3 & 8
Appearance: Colorless Liquid
Grade Standard: Industrial Grade
Specification | 99.9% |
Ethylene | <50 ppm |
Oxygen | <5 ppm |
Nitrogen | <10 ppm |
Methane | <300 ppm |
Propane | <500 ppm |
Moisture(H2O) | <50 ppm |
Typical Application
2. Pulp and Paper: As a bleaching agent in paper mills.
3. Environmental protection: reducing cyanide waste and bleaching gold.
4. Petroleum Processing and Metal Refining: Used as a solvent to separate aromatic compounds from hydrocarbon mixtures.
5. Glass coating: used in glass factories for glass coating
Package & Shipping
Product | Sulfur Dioxide SO2 Liquid | |
Package Size | 40Ltr Cylinder | 800Ltr Cylinder |
Filling Net Weight/Cyl | 45Kgs | 1000Kgs |
QTY Loaded in 20'Container | 240 Cyls | 14 Cyls |
Total Net Weight | 10.8 Tons | 14 Tons |
Cylinder Tare Weight | 50Kgs | 445Kgs |
Valve | QF-10 / CGA660 |

Complete product line
Chengdu Hongjin Chemical has a very complete product line, can provide customers with one-stop service, and has the advantage of product price!

Professional Quality Control
We have a complete production and testing line, the implementation of strict quality testing, with a perfect after-sales service system, to ensure that customers get high-quality products and a full range of services.


Professional import and export transportation
With a perfect logistics chain, we can provide import and export advantageous logistics services, and flexible deployment of full container and consolidation container to meet more customized needs of customers.


Founded in 2005, Chengdu Hongjin Chemical Co., Ltd is a manufacturer and exporter of industrial gases, specialty gases, electronic gases, medical gases, etc, they are widely used in many fields such as chemical industry, shipbuilding, electronics, fiber-optic communication, machinery manufacturing, food, medical, solar photovoltaic, LED, aerospace, scientific research and experimentation and so on.
The company had a large number of professional and technical personnel who are responsible for product development, design, production, sales and after-sales service, and introduced advanced high-tech equipment from Germany and Italy to produce first-class products, sell well in more than 45 countries, and are unanimously affirmed by customers. The company has passed ISO9001, ISO14001 and ISO45001 certification, a strict gas supplier management system, and various inspection before shipment, rich hazardous gas transportation experience to ensure high qualified rate of products, welcome to visit our factory.